Seiko Cal. 5250 - 766

The Seiko 5250-766 represents an important milestone in Seiko's 1968 lineup. Powered by the 5250 caliber with 35j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-7c58b180e829]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1968

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