Seiko Cal. 4415 - 448

The 4415-448 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4415 caliber with 35j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-7016ec4626fd]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Champagne

Jewels

35j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1969

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