Seiko Cal. 4577 - 436

The 4577-436 is a sought-after Solar piece from Seiko's golden era. Powered by the 4577 caliber with 29j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-c05979886adf]

Also known as: Rally, Sportsmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1997

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