Seiko Cal. 5697 - 190

The 5697-190 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5697 caliber with 32j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-ec832de4b719]

Also known as: Sumo, Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1977

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