Seiko Cal. 7188 - 317

Seiko 7188-317

The Seiko 7188-317 represents an important milestone in Seiko's 1998 lineup. Powered by the 7188 caliber with 27j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-b96abdadd526]

Also known as: Tuna, UFO

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
15.2mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
190m
Dial Color
Silver
Jewels
27j
Frequency
36,000 bph
Power Reserve
48 hours
Year
1998

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