Seiko Cal. 6688 - 599

The Seiko 6688-599 represents an important milestone in Seiko's 1973 lineup. It features a Green dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-2c29eb94e2fd]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

46mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1973

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