Seiko Cal. 6331 - 813

The 6331-813 is a sought-after Quartz piece from Seiko's golden era. It features a Silver dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-213935c4f1d1]

Also known as: Rally

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1982

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