Seiko Cal. 5637 - 770

This Solar model from 1965 features a 41mm Two-Tone case. It features a Navy dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-58745257518d]

Also known as: Pogue, World Timer

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1965

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