Seiko Cal. 6278 - 438

The Seiko 6278-438 represents an important milestone in Seiko's 1990 lineup. Powered by the 6278 caliber with 32j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-cc438843f6ae]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1990

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