Seiko Cal. 6320 - 489

This Spring Drive model from 1996 features a 45mm Gold-Plated case. Powered by the 6320 caliber with 31j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-bda938bc9400]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Silver

Jewels

31j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1996

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