Seiko Cal. 6616 - 852

Released in 1965, the Cal. 6616 with design code 852 was part of Seiko's domestic market collection. It features a White dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-db1359bd57b4]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1965

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