Seiko Cal. 5266 - 302

The 5266-302 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5266 caliber with 22j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-482617d5de2f]

Also known as: Helmet, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1988

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