Seiko Cal. 3831 - 433

The 3831-433 is a sought-after Solar piece from Seiko's golden era. Powered by the 3831 caliber with 23j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-ade021e94390]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1969

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