Seiko Cal. 5266 - 402

The 5266-402 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5266 caliber with 36j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-a6d392cde0fa]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Cream

Jewels

36j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1978

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