Seiko Prospex SPB317

Prospex “Slim Turtle”

ReferenceSPB317

SeikoIn productiondiver

RetailUS$900Nov 2026

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Case
41 mm
Thickness
12.3 mm
Calibre
6R35 · 70 h

Specifications

General

Collection
Prospex
Status
In production
Nickname
Slim Turtle
Retail price
US$900

Movement

Calibre
Seiko 6R35
Type
Automatic
Origin
In-house
Power reserve
70 h
Jewels
24

Case

Diameter
41 mm
Thickness
12.3 mm
Lug to lug
46.9 mm

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Also known as

Slim Turtle

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