Seiko Cal. 6278 - 690

The 6278-690 is a sought-after Quartz piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-664b017ef21e]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

9.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1965

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