Seiko Cal. 6640 - 246

This Solar model from 1998 features a 45mm Gold-Plated case. Powered by the 6640 caliber with 34j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-31839f3523d8]

Also known as: Bullhead, Crown

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Burgundy

Jewels

34j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1998

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