Complete Seiko Turtle Guide

A comprehensive collection of Turtles, King Turtles, Mini Turtles, Slim Turtles, Captain Willards and Land Tortoises.
Errors and missing references may exist—please use the contact form to notify.

Image Notice: Manufacturer stock photos and various web sources. Non-commercial reference use. Image removal requests via contact form.

Reference Note: JDM (Japan Domestic Market) references are listed where found, allowing you to identify both global and regional model variants.

Turtle Original (1976-1980s)

The original iconic Turtle diver featuring robust 6306A and 7548 movements with distinctive cushioned cases and rotating bezels. These watches established Seiko's legendary dive watch heritage

Turtle 6306

YCS018

Cal. 6306A

Year: 1976

Turtle 6309

DE095

Cal. 6309A

Year: 1976

SCUBAPRO 450

6306-7001

Collaboration with Scubapro - Cal. 6306A

Year: 1978

limited to ~1,000 pieces

MSST1978-79

6306-7001

Antarctica Expedition - Cal. 6306A

Year: 1978

Expedition Gift Only - ~20 pieces (Extremely Rare)

MSST1979-80

6306-7001

Antarctica Expedition - Cal. 6306A

Year: 1979

Expedition Gift Only - ~20 pieces (Extremely Rare)

Turtle New Generation (2016-2023)

Long-awaited re-issue of the legendary Turtle. 45mm case, 22mm lug width, 4R36 movement, 3.8 o'clock crown, Hardlex crystal

Turtle 773

SRP773

Blue - Cal. 4R36

Year: 2016

Turtle 775

SRP775

Black/Gold - Cal. 4R36

Year: 2016

Turtle 777

SRP777

Black - Cal. 4R36

Year: 2016

Turtle 779

SRP779

Pepsi - Cal. 4R36

Year: 2016

Turtle Batman

SRP787 / SBDY013

Batman - Cal. 4R36

Year: 2017

Turtle Coke

SRP789

Coke - Cal. 4R36

Year: 2017

Turtle Costco

SRPA85

Cal. 4R36

Year: 2018

Zimbe Grey Turtle

SRPA19

Zimbe Grey - Cal. 4R36

Year: 2018

limited to 1299 pieces

Turtle PADI

SRPA21

PADI - Cal. 4R36

Year: 2018

Green Turtle

SRPB01

Green Lagoon - Cal. 4R36

Year: 2018

limited to 3500 pieces

Blue Lagoon Turtle

SRPB11

Blue Lagoon - Cal. 4R36

Year: 2018

limited to 6000 pieces

Golden Turtle

SRPC44

Golden - Cal. 4R36

Year: 2019

Ninja Turtle

SRPC49 / SBDY005

Ninja - Cal. 4R36

Year: 2019

Turtle Gray Sunburst

SRPC23

Gray Sunburst - Cal. 4R36

Year: 2019

Deep Blue Turtle

SRPC25 / SRPF15

Deep Blue - Cal. 4R36

Year: 2019

Black Gold Turtle

SRPC48 / SBDY004

Black Gold - Cal. 4R36

Year: 2019

Save The Ocean v1

SRPC91 / SBDY021

STO v1 - Cal. 4R36

Year: 2019

Turtle Nemo

SRPC95 / SBDY023

Nemo - Cal. 4R36

Year: 2020

limited to 500 pieces

Turtle Grey Dawn

SRPD01

Grey Dawn - Cal. 4R36

Year: 2020

limited to 2018 pieces

Save The Ocean v2

SRPD11 / SBDY027

STO v2 - Cal. 4R36

Year: 2020

STO Great White Shark

SRPD21 / SBDY031

White Shark - Cal. 4R36

Year: 2020

Caribbean Turtle

SRPD43

Caribbean - Cal. 4R36

Year: 2020

Turtle Sea Grapes Okinawa

SRPD45

Sea Grapes - Cal. 4R36

Year: 2020

limited to 1800 pieces

Darth Turtle

SBDY041

Darth - Cal. 4R36

Year: 2020

Turtle Green Hole

SRPD48

Green Hole - Cal. 4R36

Year: 2020

limited to 500 pieces

Turtle Green Hulk

SBDY039

Hulk - Cal. 4R36

Year: 2020

Black Gold Turtle

SRPD46

Black Gold - Cal. 4R36

Year: 2020

Aussie Turtle

SRPD50

Aussie - Cal. 4R36

Year: 2021

limited to 1000 pieces

Tropical Lagoon Turtle

SRPJ35

Tropical Lagoon - Cal. 4R36

Year: 2023

Australasian Limited Edition

SRPM04K

Kame - Cal. 4R36

Year: 2025

Emerald & Blue Gradient

limited to 1000 pieces

Turtle Updated Blue

SRPE89

Updated Blue (replaces SRP773) - Cal. 4R36

Year: 2021

Turtle Updated Black/Gold

SRPE91

Updated Gilt (replaces SRP775) - Cal. 4R36

Year: 2021

Turtle Updated Black

SRPE93 / SBDY015

Updated Black (replaces SRP777) - Cal. 4R36

Year: 2021

Turtle Updated Pepsi

SRPE95

Updated Pepsi (replaces SRP779) - Cal. 4R36

Year: 2021

Turtle Updated PADI

SRPE99 / SBDY017

Updated PADI (replaces SRPA21) - Cal. 4R36

Year: 2021

PADI Special Edition

Turtle Eucalyptus

SRPJ53

Eucalyptus

Year: 2022

Limited Edition - 1,000 pieces (Australia exclusive)

King Turtle

Premium upgrade with enhanced features. 45mm case, 22mm lug width, 4R36 movement, 3.8 o'clock crown, sapphire crystal, ceramic bezel

King Turtle Black Waffle

SRPE03 / SBDY049

Black Waffle - Cal. 4R36

Year: 2020

King Turtle Green Waffle

SRPE05 / SBDY051

Green Waffle - Cal. 4R36

Year: 2020

King Turtle Save The Ocean

SRPE07 / SBDY047

STO King - Cal. 4R36

Year: 2020

King Turtle Manta Ray 2020

SRPE39 / SBDY063

Manta Ray - Cal. 4R36

Year: 2020

King Turtle Manta Ray 2021

SRPF77 / SBDY079

Manta Ray - Cal. 4R36

Year: 2021

King Turtle Black Series

SRPK43 / SBDY127

Black Series - Cal. 4R36

Year: 2024

King Turtle SRPH41

SRPH41

Vintage Style - Cal. 4R36

Year: 2024

King Turtle SRPH55

SRPH55

Brown Dial - Cal. 4R36

Year: 2024

US exclusive

King Turtle SRPH57

SRPH57

Teal Dial - Cal. 4R36

Year: 2024

US exclusive

King Turtle SRPH59

SRPH59

Blue Dial - Cal. 4R36

Year: 2024

US exclusive

King Turtle The Great Blue

SRPK01 / SBDY125

The Great Blue - Cal. 4R36

Year: 2024

Special Edition

King Turtle SRPH35

SRPH35

Khom Yee Peng - Cal. 4R36

Year: 2021

Limited Edition - 1,991 pieces (Thailand 30th Anniversary)

King Turtle SRPH38

SRPH38

Mango Sunrise - Cal. 4R36

Year: 2021

Limited Edition - 1,000 pieces (Philippines Special)

King Turtle SRPH37

SRPH37

Australia Exclusive - Cal. 4R36

Year: 2022

Limited Edition - 1,000 pieces (Australia exclusive)

King Turtle SRPH39

SRPH39

Taroko - Cal. 4R36

Year: 2021

Limited Edition - 500 pieces (Taiwan exclusive)

King Turtle JAWS 50th

SRPL81 / SBDY137

JAWS 50th Anniversary - Cal. 4R36

Year: 2025

Limited Edition - 5,000 pieces (JAWS 50th Anniversary)

King Turtle PADI 2021

SRPG19 / SBDY093

PADI 2021 - Cal. 4R36

Year: 2021

PADI Special Edition

Mini Turtle

Smaller version of the iconic Turtle diver. 42mm case, 20mm lug width, 4R35 movement, 3.0 o'clock crown, Hardlex crystal

Black Mini Turtle

SRPC35

Mini Black - Cal. 4R35

Year: 2019

Black Mini Turtle

SRPC37

Mini Black - Cal. 4R35

Year: 2019

Blue Mini Turtle

SRPC39

Mini Blue - Cal. 4R35

Year: 2019

Mini Turtle PADI

SRPC41

Mini PADI - Cal. 4R35

Year: 2019

Mini Turtle Zimbe Green

SRPD17

Mini Zimbe - Cal. 4R35

Year: 2020

limited to 999 pieces

Mini Turtle Zimbe Yellow

SRPD19

Mini Zimbe - Cal. 4R35

Year: 2020

limited to 999 pieces

Green Mini Turtle

SBDY083

Mini Green - Cal. 4R35

Year: 2021

Mini Turtle

SBDY085

Cal. 4R35

Year: 2021

Mini Turtle

SBDY087

Cal. 4R35

Year: 2021

Mini Turtle Ice Blue

SBDY109

Japan Exclusive - Cal. 4R35

Year: 2021

Japan Exclusive

Slim Turtle Vintage

Original slimmed-down Turtle profile from the late 1970s and 1980s. Featuring Seiko's 7548 quartz and 6309 automatic calibers in iconic JDM and export colorways

Slim Turtle Quartz Black

7548-7000

JDM Black - Cal. 7548 Quartz

Year: 1978

Slim Turtle Quartz Pepsi

7548-700A

Export Pepsi - Cal. 7548 Quartz

Year: 1978

Slim Turtle Quartz Orange

7548-700C

JDM Orange - Cal. 7548 Quartz

Year: 1978

Slim Turtle Quartz Teal

7548-700C

JDM Teal (rare variant) - Cal. 7548 Quartz

Year: ~1984

Extremely Rare (December 1984 only)

Slim Turtle Automatic

6309-729A

Automatic Slim Turtle - Cal. 6309

Year: 1982

Slim Turtle Automatic Orange

6309-729B

Orange dial (rare) - Cal. 6309

Year: 1982

Very Rare Limited Run (May 1982)

Slim Turtle Modern

41mm case, 20mm lug width, 6R35 movement, 4.1 o'clock crown, sapphire crystal, ceramic bezel. Contemporary re-edition of the slimmed Turtle (12.3mm case thickness) with modern specifications and 200m water resistance

Slim Turtle White

SPB313 / SBDC171

White Dial on Bracelet - Cal. 6R35

Year: 2022

Slim Turtle Black/Gold

SPB315 / SBDC173

Black Gilt Dial on Bracelet - Cal. 6R35

Year: 2022

Slim Turtle Black

SPB317

Black Dial on Silicone Strap - Cal. 6R35

Year: 2022

Slim Turtle White Birch

SPB333 / SBDC187

White Birch Dial - Cal. 6R35

Year: 2023

Save the Ocean Limited Edition - 5,000 pieces

Slim Turtle Night Vision

SPB335 / SBDC183

Night Vision Diver - Cal. 6R35

Year: 2023

Night Vision Series Limited - 4,500 pieces

Captain Willard

The iconic 1970s diver made famous by Martin Sheen in Apocalypse Now, plus modern professional interpretations. The 6105-8110 original features a uniquely asymmetrical cushion case and bayonet crown; modern SLA reissues honor its legacy with period-correct design and contemporary movements. Modern models feature 2 different movements: 8L35 and 6R35

6105-8110

Original Captain Willard - Cal. 6105B

Year: 1970

Iconic Apocalypse Now timepiece

SLA033

SLA033 / SBDX031

6105 Limited Edition - Cal. 8L35

Year: 2019

limited to 2500 pieces

SLA049

SLA049 / SBDX045

Naomi Uemura 80th Anniversary - Cal. 8L35

Year: 2021

Limited Edition - 1,200 pieces

SLA051

SLA051 / SBDX047

Japanese Market - Cal. 8L35

Year: 2021

SLA061

SLA061 / SBDX051

Black Series - Cal. 8L35

Year: 2022

limited to 1000 pieces

SLA063

Northern Lights - Cal. 8L35

Year: 2022

Limited Edition (Northern Lights inspired)

SLA069

Japanese Market - Cal. 8L35

Year: 2023

SBDC181

Helly Hansen Collab - Cal. 6R35

Year: 2022

limited to 500 pieces

SPB151

SPB151 / SBDC109

Black - Cal. 6R35

Year: 2020

SPB153

SPB153 / SBDC111

Green - Cal. 6R35

Year: 2020

SPB183

SPB183 / SBDC123

Blue - Cal. 6R35

Year: 2020

limited to 5500 pieces

SPB237

SPB237 / SBDC143

Grey Birch - Cal. 6R35

Year: 2021

SPB288

Sunburst Black - Cal. 6R35

Year: 2024

Land Tortoise (Land Exploration)

Land-focused exploration models featuring compass bezels instead of dive bezels. Despite the Turtle heritage, these are designed for land adventures with compass navigation functionality