Seiko Cal. 0739 - 554

The 0739-554 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0739 caliber with 32j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-5608ca756a13]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1996

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