Seiko Cal. 7031 - 611

The 7031-611 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-562d2e01c67c]

Also known as: Bellmatic, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1981

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