Seiko Cal. 5657 - 161

This Hand-Winding model from 1984 features a 34mm Titanium case. It features a Champagne dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-130854890291]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Champagne

Jewels

22j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1984

Related Models

• Seiko 6191-708
• Seiko 0752-799
• Seiko 6666-980
• Seiko 6678-598
• Seiko 6615-824
• Seiko 5223-405
• Seiko 5292-248
• Seiko 5256-388
• Seiko 7057-215
• Seiko 6374-360
• Seiko 6663-679
• Seiko 5242-458