Seiko Cal. 7031 - 304

The 7031-304 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-de080b23c144]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1991

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