Seiko Cal. 5633 - 262

The Seiko 5633-262 represents an important milestone in Seiko's 1970 lineup. Powered by the 5633 caliber with 25j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-1b2288826a63]

Also known as: Sumo, Goldfeather

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

25j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1970

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