Seiko Cal. 6137 - 658

The 6137-658 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Silver dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-abc4b14c37bf]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

23j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1966

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