Seiko Cal. 6340 - 193

The Seiko 6340-193 represents an important milestone in Seiko's 1965 lineup. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-6377a449cc85]

Also known as: Sumo, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1965

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