Seiko Cal. 6347 - 733

The Seiko 6347-733 represents an important milestone in Seiko's 1973 lineup. With its 22mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-a020c6dbf455]

Also known as: Sumo, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1973

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