Seiko Cal. 6677 - 923

The 6677-923 is a sought-after Solar piece from Seiko's golden era. Powered by the 6677 caliber with 27j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-336c970de9a6]

Also known as: Tuna, Silverwave

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

27j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1983

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