Seiko Cal. 3810 - 748

The 3810-748 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3810 caliber with 35j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-97b56209518f]

Also known as: Sportsmatic, Arnie

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Champagne

Jewels

35j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1988

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