Seiko Cal. 6374 - 631

Released in 1992, the Cal. 6374 with design code 631 was part of Seiko's domestic market collection. Powered by the 6374 caliber with 21j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-b2b824843cb0]

Also known as: Sumo, Flighty

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

21j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1992

Related Models

• Seiko 5295-903
• Seiko 6670-409
• Seiko 6670-413
• Seiko 0711-196
• Seiko 6669-219
• Seiko 4413-120
• Seiko 4456-934
• Seiko 6125-267
• Seiko 3844-906
• Seiko 4592-597
• Seiko 7180-680
• Seiko 6682-488