Seiko Cal. 5628 - 724

Seiko 5628-724

The 5628-724 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5628 caliber with 31j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-4c17253f8807]

Also known as: Bullhead, UFO

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
8.9mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
200m
Dial Color
Burgundy
Jewels
31j
Frequency
21,600 bph
Power Reserve
66 hours
Year
1971

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seikata-wm-4c17253f8807