Seiko Cal. 5630 - 712

This Automatic model from 1980 features a 41mm PVD Black case. It features a Navy dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-cbf86ed616a0]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1980

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