Seiko Cal. 6366 - 233

The Seiko 6366-233 represents an important milestone in Seiko's 1971 lineup. Powered by the 6366 caliber with 25j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-b3d9890eb3cc]

Also known as: Monster

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1971

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