Seiko Cal. 4531 - 110

Seiko 4531-110

The 4531-110 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4531 caliber with 21j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-9c8d69ca7135]

Also known as: Monster, Tuna

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
12.6mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
130m
Dial Color
Navy
Jewels
21j
Frequency
36,000 bph
Power Reserve
55 hours
Year
1988

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seikata-wm-9c8d69ca7135