Seiko Cal. 3813 - 960

This Quartz model from 1980 features a 40mm Two-Tone case. It features a Navy dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-01da0cf3245e]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1980

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