Seiko Cal. 5682 - 157

This Spring Drive model from 1977 features a 42mm PVD Black case. Powered by the 5682 caliber with 21j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-25f086bdc138]

Also known as: Turtle, Goldfeather

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1977

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