Seiko Cal. 6390 - 892

This Solar model from 1968 features a 45mm Hardlex-Coated Steel case. Powered by the 6390 caliber with 36j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-cde85dce9a94]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1968

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