Seiko Cal. 7139 - 781

Seiko 7139-781

The Seiko 7139-781 represents an important milestone in Seiko's 1998 lineup. Powered by the 7139 caliber with 17j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-1d737b081693]

Also known as: Panda, Sea Horse

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
13.2mm
Lug Width
22mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
90m
Dial Color
White
Jewels
17j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1998

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seikata-wm-1d737b081693