Seiko Cal. 6611 - 678

The Seiko 6611-678 represents an important milestone in Seiko's 1981 lineup. It features a Navy dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-299019e717f9]

Also known as: Turtle, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1981

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