Seiko Cal. 3870 - 176

This Automatic model from 1969 features a 40mm Stainless Steel case. It features a Silver dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-689ec0f3e44e]

Also known as: Sumo, Pogue

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1969

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