Seiko Cal. 6616 - 331

The Seiko 6616-331 represents an important milestone in Seiko's 1967 lineup. It features a Silver dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-40e255695883]

Also known as: Pogue, Silverwave

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1967

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