Seiko Cal. 6687 - 305

This Hand-Winding model from 1965 features a 43mm Two-Tone case. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-aab3172edc9d]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1965

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