Seiko Cal. 4599 - 655

This Hand-Winding model from 1970 features a 34mm Titanium case. Powered by the 4599 caliber with 32j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-af95f536a7c5]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1970

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