Seiko Cal. 7140 - 672

The 7140-672 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7140 caliber with 20j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-a8f45f8700b5]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1985

Related Models

• Seiko 6360-344
• Seiko 3854-186
• Seiko 5650-762
• Seiko 5616-446
• Seiko 5636-158
• Seiko 5288-281
• Seiko 7071-677
• Seiko 6674-261
• Seiko 3886-617
• Seiko 6274-889
• Seiko 0731-130
• Seiko 5669-712