Seiko Cal. 4537 - 441

The 4537-441 is a sought-after Solar piece from Seiko's golden era. Powered by the 4537 caliber with 36j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-4fbbd6361db2]

Also known as: Samurai, Rally

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1979

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