Seiko Cal. 5681 - 852

The Seiko 5681-852 represents an important milestone in Seiko's 1965 lineup. It features a Black dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-dc1f7ea527ad]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1965

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