Seiko Cal. 4465 - 437

The Seiko 4465-437 represents an important milestone in Seiko's 1991 lineup. Powered by the 4465 caliber with 18j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-85897d14a8d5]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1991

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