Seiko Cal. 3828 - 507

The Seiko 3828-507 represents an important milestone in Seiko's 1999 lineup. Powered by the 3828 caliber with 20j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-533737116fba]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1999

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