Seiko Cal. 3813 - 323

The Seiko 3813-323 represents an important milestone in Seiko's 1997 lineup. Powered by the 3813 caliber with 31j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-33e6d70aa825]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1997

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