Seiko Cal. 4512 - 628

The 4512-628 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4512 caliber with 28j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-87f27bf825e2]

Also known as: Helmet, Crown

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1990

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