Seiko Cal. 3877 - 870

This Solar model from 1970 features a 45mm Hardlex-Coated Steel case. It features a Navy dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-ec065bfee580]

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1970

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