Seiko Cal. 7039 - 715

Seiko 7039-715

The Seiko 7039-715 represents an important milestone in Seiko's 1974 lineup. Powered by the 7039 caliber with 28j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-d531dd2d5c13]

Also known as: Sumo, Silverwave

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
14.5mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
190m
Dial Color
Silver
Jewels
28j
Frequency
28,800 bph
Power Reserve
48 hours
Year
1974

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