Seiko Cal. 6645 - 318

This Spring Drive model from 1994 features a 36mm Stainless Steel case. Powered by the 6645 caliber with 31j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-826f0aaba59b]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

11.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1994

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