Seiko Cal. 6193 - 646

The Seiko 6193-646 represents an important milestone in Seiko's 1990 lineup. Powered by the 6193 caliber with 30j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-69676f900220]

Also known as: Helmet, Silverwave

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1990

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