Seiko Cal. 5627 - 321

The Seiko 5627-321 represents an important milestone in Seiko's 1965 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-48150f7cdfde]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1965

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