Seiko Cal. 7128 - 521

The Seiko 7128-521 represents an important milestone in Seiko's 1975 lineup. It features a White dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-3b147d5e9456]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

13.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1975

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