Seiko Cal. 6652 - 137

The 6652-137 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6652 caliber with 26j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-6ce9c593d4aa]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Cream

Jewels

26j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1978

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