Seiko Cal. 6691 - 176

The 6691-176 is a sought-after Solar piece from Seiko's golden era. Powered by the 6691 caliber with 36j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-6068972cf25c]

Also known as: Sumo, Flighty

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1983

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