Seiko Cal. 5240 - 242

The Seiko 5240-242 represents an important milestone in Seiko's 1977 lineup. It features a Cream dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-4b3e1b43ea7e]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1977

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