Seiko Cal. 0740 - 641

The 0740-641 is a sought-after Automatic piece from Seiko's golden era. It features a Navy dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-a794c16185d9]

Also known as: Turtle, Goldfeather

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1973

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