Seiko Cal. 5240 - 344

The 5240-344 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Champagne dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-2cfaddb1da12]

Also known as: UFO, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

19j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1977

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