Seiko Cal. 6321 - 575

The Seiko 6321-575 represents an important milestone in Seiko's 1978 lineup. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-7bb9e02de4b3]

Also known as: Golden Tuna, Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1978

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