Seiko Cal. 6645 - 390

The 6645-390 is a sought-after Solar piece from Seiko's golden era. Powered by the 6645 caliber with 29j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-b180f6ac76f1]

Also known as: Pogue

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1965

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