Seiko Cal. 4420 - 838

The Seiko 4420-838 represents an important milestone in Seiko's 1985 lineup. Powered by the 4420 caliber with 19j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-7dfcc79896db]

Also known as: Rally, Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

39mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1985

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