Seiko Cal. 6657 - 553

The Seiko 6657-553 represents an important milestone in Seiko's 1993 lineup. It features a Champagne dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-8054813f7d2b]

Also known as: Crown, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

26j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1993

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