Seiko Cal. 7140 - 581

The 7140-581 is a sought-after Automatic piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-db8331a2e61b]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1980

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