Seiko Cal. 6646 - 685

The 6646-685 is a sought-after Solar piece from Seiko's golden era. Powered by the 6646 caliber with 33j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-61230d250c14]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Champagne

Jewels

33j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1968

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