Seiko Cal. 5615 - 620

This Spring Drive model from 1969 features a 45mm Titanium case. Powered by the 5615 caliber with 18j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-8818c57a7c64]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1969

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