Seiko Cal. 4435 - 709

The Seiko 4435-709 represents an important milestone in Seiko's 1990 lineup. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-06ab769b5a74]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1990

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