Seiko Cal. 6330 - 531

The Seiko 6330-531 represents an important milestone in Seiko's 1965 lineup. Powered by the 6330 caliber with 20j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-50c05602e9de]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1965

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