Seiko Cal. 5661 - 153

The 5661-153 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Silver dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-be3710fa274a]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Silver

Jewels

18j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1987

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