Seiko Cal. 5681 - 191

The 5681-191 is a sought-after Solar piece from Seiko's golden era. Powered by the 5681 caliber with 19j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-e1abcbb81423]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Burgundy

Jewels

19j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1981

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