Seiko Cal. 4546 - 815

Seiko 4546-815

This Hand-Winding model from 1969 features a 44mm Hardlex-Coated Steel case. Powered by the 4546 caliber with 27j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-0f9ac95e0730]

Also known as: Sumo, Crown

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
15.7mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Navy
Jewels
27j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1969

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seikata-wm-0f9ac95e0730