

Ball Engineer III Marvelight Chronometer (40mm) Watch NM9026C-S6CJ-GO
The Ball Engineer M Standard 40mm combines precision chronometry with sophisticated design, delivering a professional timepiece for discerning collectors and professionals alike. At its heart lies an automatic BALL caliber RR1103-C movement, COSC chronometer certified for exceptional accuracy and reliability. The warm gold dial provides striking visual appeal while maintaining excellent readability, complemented by 14 micro gas tubes on the hour, minute, and second hands plus dial for dependable luminosity in darkness. Built for professional environments and water-based activities, this 40mm watch offers 100m water resistance and 5,000Gs shock resistance, protecting the movement from daily impacts and accidental submersion. The screwed-in crown ensures secure operation and water-sealing integrity. A magnified date window enhances legibility without disrupting the dial's balanced aesthetics. Crafted from premium 904L stainless steel—the same material used in high-end luxury watches—the case demonstrates exceptional corrosion resistance and durability. The Mu-metal shield provides anti-magnetic protection rated at 1,000 Gauss (80,000 A/m), safeguarding accuracy near electronic equipment. The anti-reflective sapphire crystal maximizes dial clarity. The 904L stainless steel bracelet with folding buckle offers secure, comfortable wear while complementing the case's refined finish. At approximately 180g with a 40mm diameter and 12.45mm height, this timepiece delivers substantial presence without excess weight. The 20mm lug width and 46.6mm lug-to-lug distance ensure balanced proportions across diverse wrist sizes. A chronometer-certified instrument for those who demand precision and elegance.
* Products will ship in 3 to 5 business days
Return and Exchange Policy
Thank you for shopping with Diamonds of London. We strive to provide high-quality watches, Jewelry and excellent customer service. If you are not completely satisfied with your purchase, we are happy to assist with returns under the following conditions:
Return Eligibility:
- Items must be returned within 7 days of the delivery date.
- The item must be unused, unworn, and in its original packaging with all tags, manuals, and accessories included.
- Items that show signs of wear, damage, or have been resized, engraved, or altered in any way are not eligible for return.
- Special orders, Items that show signs of wear, damage, or have been resized, customized, or altered in any way are not eligible for return.
- Clearance, final sale (item with a discount/sale), or custom-made items cannot be returned.
Restocking Fee:
- All returns are subject to a 20% restocking fee, which will be deducted from your refund.
Return Process:
- Contact our customer support team at sales@diamondsoflondon.com with your order number and reason for return.
- Securely package the watch and ship it back using a trackable shipping service. The customer is responsible for return shipping costs.
- Once received and inspected, a refund will be issued to your original payment method, minus the 20% restocking fee. Please allow 10-12 business days for the refund to process.
Exchanges:
- We do not offer direct exchanges. If you wish to exchange an item, please return the original product (subject to the restocking fee) and place a new order.
Damaged or Defective Items:
- If you receive a damaged or defective watch, contact us within 48 hours of delivery with photos and a description of the issue. We will provide a replacement or full refund at no additional cost.
Cancellation Policy
At Diamonds of London, we understand that plans can change, and we strive to accommodate cancellation requests whenever possible. However, please note the following important terms:
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Order Cancellations: If you choose to cancel your order, please contact us as soon as possible. Cancellations can only be processed before the item has been shipped or customized.
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Non-Refundable Processing Fees: In the event of a cancellation, please be aware that credit card processing fees are non-refundable. These fees are charged directly by our payment processor and are not recoverable by us.
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Refunds: The refund amount will be issued to the original method of payment, excluding the processing fee.
We appreciate your understanding and are here to help with any questions you may have.
For further assistance, please reach out to our customer service team at sales@diamondsoflondon.com or call us at 210-524-7224.
We appreciate your business and thank you for choosing Diamonds of London!
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