Seiko Cal. 7187 - 123

Seiko 7187-123

The Seiko 7187-123 represents an important milestone in Seiko's 1998 lineup. Powered by the 7187 caliber with 25j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-4f97f6f7a5ce]

Also known as: Navigator, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
46mm
Case Thickness
15.0mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
130m
Dial Color
White
Jewels
25j
Frequency
21,600 bph
Power Reserve
66 hours
Year
1998

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