Bronze Turtle Case – Complete with Insert


Create your own turtle style watch from your old Seiko. This conversion case is great for giving you’re SKX or other Seiko a new look. It is also a great base for your own custom watch.

This case is made from aluminum bronze and complete with pretty much everything, all you will need a movement, dial, hands & a new stem for the crown. [The screw down crown is included]

Need some help with a mod? Have WellingTime put your dream watch together for you!

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Bronze Turtle Case

The Bronze turtle case will age beautifully over time. This case is being sold as a complete case set. It has pretty much everything, all you need is the movement, dial, hands and stem.

Material & Finish

The case is made from high quality aluminum/bronze which has been milled from a solid block. The case has a brushed and satin finish. The case will produce a beautiful unique patina overtime.

Supplied With

The Bezel, Insert and Click Spring

The Sapphire Crystal & All Gaskets

The Caseback

The Chapter Ring

The Screw Down Crown


Movements – this case is suitable for the following movements – (not included).
(7S35, 7S26, 7S36, 4R36, 4R35 6R15 – SSI NH36, NH35, NE15 etc).

Movement Spacer – The movement will  require a 3mm movement/dial spacer the kind that comes with the off the Shelf SSI (Seiko) movements (NH36 etc). not included.

The Dial – 28.5mm is the optimum size but it can work with dial 28mm-29mm not included.

Bezel insert, chapter ring & caseback – Suitable for modding for Aftermarket or genuine parts.


Case 45mm
Inc. Crown 46mm
Lugs 22mm
Thick: 13.5

Is this right for your mod?

If you have any questions or are not sure if this part is right for you please get in touch.

Free Postage on all items from the store! 

Free Postage to UK addresses. International is charged at set rates laid out during check out.

Additional information

Weight 0.25 kg
Dimensions 10 × 5 × 5 cm
Choice of Bezel Insert

"Black", "Bronze"


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