Seiko Cal. 7140 - 354

The Seiko 7140-354 represents an important milestone in Seiko's 1994 lineup. It features a Green dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-685a5fc35f2c]

Also known as: Monster, UFO

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1994

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