Seiko Cal. 4554 - 320

Seiko 4554-320

The 4554-320 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4554 caliber with 30j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-5abf4029b6a2]

Also known as: Crown, Golden Tuna

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
15.9mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Silver
Jewels
30j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1988

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