Seiko Cal. 0739 - 378

The Seiko 0739-378 represents an important milestone in Seiko's 1997 lineup. Powered by the 0739 caliber with 24j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-7bd734d62eff]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

24j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1997

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