Seiko Cal. 3840 - 757

This Solar model from 1978 features a 45mm Gold-Plated case. It features a Green dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-37af148d50c0]

Also known as: Monster

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1978

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