Seiko Cal. 4527 - 744

The 4527-744 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4527 caliber with 23j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-f920af10d2cf]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1978

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