Seiko Cal. 6144 - 650

Released in 1975, the Cal. 6144 with design code 650 was part of Seiko's domestic market collection. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-8fa213cf179c]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Silver

Jewels

35j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1975

Related Models

• Seiko 7081-557
• Seiko 5673-968
• Seiko 6288-611
• Seiko 4456-439
• Seiko 4558-337
• Seiko 4523-154
• Seiko 6336-276
• Seiko 6617-689
• Seiko 3890-153
• Seiko 7182-659
• Seiko 6357-886
• Seiko 6222-651