Seiko Cal. 6681 - 157

This Spring Drive model from 1996 features a 39mm Two-Tone case. It features a White dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-f9584fbc47b9]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1996

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