Seiko Cal. 0739 - 378

Seiko 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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