Seiko Cal. 6310 - 543

The 6310-543 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-0f8726ede489]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1970

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