Seiko Cal. 4440 - 838

The Seiko 4440-838 represents an important milestone in Seiko's 1971 lineup. It features a White dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-fe9a5e72759b]

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1971

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