Seiko Cal. 5688 - 757

The Seiko 5688-757 represents an important milestone in Seiko's 1998 lineup. It features a Navy dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-e04cc63f3ec2]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1998

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