Seiko Cal. 4540 - 384

Seiko 4540-384

The 4540-384 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4540 caliber with 36j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-9dcb64bbcc81]

Also known as: Goldfeather, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
42mm
Case Thickness
8.2mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Blue Sunburst
Jewels
36j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1985

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seikata-wm-9dcb64bbcc81