Seiko Cal. 4571 - 638

The 4571-638 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4571 caliber with 29j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-12b0d3143d5c]

Also known as: Panda, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

29j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1983

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