Seiko Cal. 4516 - 431

Seiko 4516-431

The 4516-431 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4516 caliber with 36j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-1df73583e626]

Also known as: UFO, Flighty

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
10.0mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Black
Jewels
36j
Frequency
36,000 bph
Power Reserve
68 hours
Year
1990

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