Seiko Cal. 4436 - 798

The 4436-798 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4436 caliber with 30j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-eebc49f40976]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1997

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