Seiko Cal. 5261 - 650

The 5261-650 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5261 caliber with 29j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-74ba796fa165]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1977

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