Seiko Cal. 4435 - 387

The Seiko 4435-387 represents an important milestone in Seiko's 1986 lineup. It features a Silver dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-0d791a8c487b]

Also known as: Sumo, World Timer

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1986

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