Seiko Cal. 6691 - 445

The 6691-445 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6691 caliber with 31j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-12a53f629204]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1980

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