Seiko Cal. 6284 - 640

This Spring Drive model from 1975 features a 44mm Two-Tone case. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-6ab11a01f6bc]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Burgundy

Jewels

36j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1975

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