Seiko Cal. 6610 - 830

The 6610-830 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-f1c6585e2b0c]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1973

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