Seiko Cal. 7042 - 521

The Seiko 7042-521 represents an important milestone in Seiko's 1991 lineup. It features a Black dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-70d676df90a0]

Also known as: Silverwave, Sportsmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1991

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