Seiko Cal. 6688 - 528

The Seiko 6688-528 represents an important milestone in Seiko's 1991 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-b70aefd0aa38]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Burgundy

Jewels

24j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1991

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