Seiko Cal. 6646 - 316

The 6646-316 is a sought-after Automatic piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-2250e9f1e209]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

36j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1990

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