Seiko Cal. 4537 - 129

The 4537-129 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4537 caliber with 20j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-80ef9a297e77]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1987

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