Seiko Cal. 4537 - 489

Seiko 4537-489

The 4537-489 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4537 caliber with 17j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-3dba37b1cbe6]

Also known as: Shogun, Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
8.7mm
Lug Width
18mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
160m
Dial Color
Navy
Jewels
17j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1971

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