Seiko Cal. 3867 - 720

This Solar model from 1996 features a 40mm Hardlex-Coated Steel case. Powered by the 3867 caliber with 19j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-436c0d63dea7]

Also known as: Helmet, Arnie

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1996

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