Seiko Cal. 6687 - 815

The Seiko 6687-815 represents an important milestone in Seiko's 1970 lineup. It features a Cream dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-0ae24845fc01]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

36j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1970

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