Engine turning (or Guilloché) is a method of machine engraving precise, repeat straight line or geometrical patterns and designs onto a base metal – a process that has been used in metalwork since the late 18th century. 

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UltraGrey

UltraGrey

$3,190.00 USD
$3,190.00 USD
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  • 2 years guarantee
  • Free express insured shipping
  • Made to order

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Technical specifications

Case

▪ 316L Stainless Steel, mirror polished and brushed
▪ Diameter 40mm
▪ Height 10.7mm
▪ Lug to lug 45.9mm
▪ Screwed base open case back
▪ Water resistant up to 5 ATM

Glass

Sapphire "Chevé Box" crystal with 3 layers anti-reflective coating.

Dial

Dial made on the Rose Engine Turned machine by Master Artisan Shen.

Hands

▪ Central Hour Hand,
▪ Central Minute Hand
▪ Hunter Small Seconds Hand
▪ Small Seconds Hand at 6:00
▪ Full dome polished hands

Strap

▪ 20mm/18mm. Handmade "Pueblo" Italian leather strap with quick release curved spring bars and OAN.GIO logo stamped on the back sides.
▪ Original design deployant spring buckle, made in 316L Stainless Steel with polished and brushed decorations.

Guilloche Dial by Master Shen

Master Shen is a highly esteemed Senior Craft Artist from China, holding one of the rare professional titles granted by the Jiangsu Province High-Level Talent and Senior Recognition Committee. With years of dedication, he has developped his mastery of Guilloché, a traditional craft involving intricate engine-turned patterns. Now, Shen is passing on this revered art to his son, ensuring the continuity of this time-honored skill. His ultimate ambition is to establish a Guilloché school in Beijing, where future artisans can learn and preserve this exceptional craft for generations to come.

Swiss made | Decorated 3/4 bridge

  • Swiss made with decorated 3/4 bridge - Ruthenium color
  • Family : ETA Unitas 6498-2
  • Diameter 36.60 mm (16.5 ligne)
  • Height 4.5 mm - 17 jewels
  • Rate: 21’600 vibrations per hour
  • Power reserve 56 hours
  • Tested in five positions within +/- 6 seconds
  • Mainplate and custom bridges galvanised Ruthenium.
  • Mirror polished screws and winding click system
  • Sunbrushed finish on crown wheel and rachet wheel.

Frequently Asked Questions

Before you pre-order our watch, please read the following informations

Availability & Deliveries

This model is a limited edition of 5 pieces and will not be repeated. Each watch is numbered from 1 to 5 on the movement.

Expected delivery should start January 2025. We ship the watch fully insured with Express Courier (DHL, UPS or Fedex). The shipping cost is included in the price of the watch

Pre-orders

To secure your watch, a 50% deposit is required, confirming your commitment to the order. Please keep in mind that each piece is made to order, making the deposit non-refundable.

As soon as your deposit is executed, we will send you your advance payment receipt and an order confirmation.

One week before the delivery of your timepiece, we will send you your final invoice and ask you to proceed with the balance payment. 

All orders made through our Direct Sales Chanel that have been manufactured but not been fully paid and / or collected 2 months after the manufacturing date can be sold to another customer. No refund can then be claimed.

Prices, Taxes & Duties

Please note that all prices stated herein are in US dollars.

Prices on our website do not include VAT.

For orders outside HK, local VAT and import duties may still apply. These fees depend on the destination country. Typically, FedEx or DHL handles this process with a brokerage fee to cover any necessary import duties. As with taxes and VAT, import fees are the responsibility of the customer.

Exchanges & Repairs (Warranty)

All items are thoroughly inspected by watchmakers before they leave the factory for shipping. In the unlikely event that your item arrives damaged during transit, you may be eligible for a one-to-one exchange. Eligibility for exchange shall be on a case-by-case basis and only after your return is received and inspected. We will notify you of the approval or rejection of your exchange.

If you are approved, a new watch (if stock is available) shall be shipped to you without charge. If stock is unavailable, we will offer either a replacement of the affected part(s), a repair, or a refund.

We only repair or replace items if they are defective or damaged in transit. You will need to send pictures of the exterior of the shipping package in its entirety to help in your claim. You will be requested to take a picture of your warranty card to ensure the information tallies with your original order details as well. From there, we will make the necessary arrangements.

Please note that repairs may take up to 2-3 months depending on the condition of the watch. If you are uncomfortable with the waiting time, do consider before sending your watch back to the repair center.

Returns and Refunds

Given the custom nature of our products, refunds shall not be entertained. Orders not fully settled within a period of three days shall be subject to cancellation.