Seiko Cal. 4431 - 542

Seiko 4431-542

The 4431-542 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4431 caliber with 23j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-c41d10fc5699]

Also known as: Golden Tuna

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
45mm
Case Thickness
13.8mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
40m
Dial Color
White
Jewels
23j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1985

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seikata-wm-c41d10fc5699