Seiko Cal. 6133 - 207

The Seiko 6133-207 represents an important milestone in Seiko's 1968 lineup. Powered by the 6133 caliber with 26j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-9108cfe44fd1]

Also known as: Monster, Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1968

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