Seiko Cal. 6657 - 150

The Seiko 6657-150 represents an important milestone in Seiko's 1972 lineup. It features a Champagne dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-1a76edbc32ae]

Also known as: Turtle, Pogue

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

30j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1972

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