Seiko Cal. 6240 - 423

The 6240-423 is a sought-after Solar piece from Seiko's golden era. It features a Cream dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-ed1f8dd4c667]

Also known as: Helmet, UFO

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1967

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