Seiko Cal. 7188 - 847

Seiko 7188-847

The Seiko 7188-847 represents an important milestone in Seiko's 1998 lineup. Powered by the 7188 caliber with 22j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-c2e67614bc4d]

Also known as: Sumo, Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
12.1mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
90m
Dial Color
Green
Jewels
22j
Frequency
21,600 bph
Power Reserve
65 hours
Year
1998

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