Seiko Cal. 5620 - 316

The Seiko 5620-316 represents an important milestone in Seiko's 1968 lineup. It features a Navy dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-3000b0ce70e9]

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1968

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