Seiko Cal. 4512 - 972

The 4512-972 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4512 caliber with 28j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-b4b9a5205dbc]

Also known as: Sumo, Silverwave

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1991

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