Seiko Cal. 6648 - 561

This Hand-Winding model from 1983 features a 42mm Gold-Plated case. Powered by the 6648 caliber with 17j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-dcdc2e5b5dfc]

Also known as: Helmet, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1983

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