Seiko Cal. 6644 - 307

The 6644-307 is a sought-after Quartz piece from Seiko's golden era. It features a Champagne dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-9ab1b90be231]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

14.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1985

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