Seiko Cal. 6648 - 735

The 6648-735 is a sought-after Quartz piece from Seiko's golden era. It features a Green dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-0f0108123463]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1979

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