Seiko Cal. 4428 - 907

The Seiko 4428-907 represents an important milestone in Seiko's 1999 lineup. It features a White dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-13fc5a07c6a5]

Also known as: Helmet, Rally

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

13.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1999

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