Seiko Cal. 6663 - 549

This Hand-Winding model from 1982 features a 43mm Hardlex-Coated Steel case. It features a Green dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-8817d7f0be82]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1982

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