Seiko Cal. 7171 - 657

The Seiko 7171-657 represents an important milestone in Seiko's 1999 lineup. It features a Navy dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-6aaaef1e18d7]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1999

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