Seiko Cal. 6337 - 446

The Seiko 6337-446 represents an important milestone in Seiko's 1999 lineup. Powered by the 6337 caliber with 18j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-1736d85fd47a]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1999

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