Seiko Cal. 6370 - 740

The Seiko 6370-740 represents an important milestone in Seiko's 1981 lineup. With its 19mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-5ece5da0b1d2]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1981

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