Seiko Cal. 0727 - 739

Seiko 0727-739

The Seiko 0727-739 represents an important milestone in Seiko's 1973 lineup. Powered by the 0727 caliber with 31j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-f1a487b3d76f]

Also known as: Sportsmatic

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
10.7mm
Lug Width
21mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
190m
Dial Color
White
Jewels
31j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1973

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