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Oval|Lab Grown|IGI

1.86ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG831643741

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG831643741

Diamond specifications and retailer prices

From £297 GBP
$395 USD
As of October 28, 2026
Save £1,723 GBP (85%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £2,020 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.86ct lab-grown oval diamond

This 1.86ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831643741 or 831643741. Listed at 8 retailers as of October 28, 2026, with prices from £297 to £2,020, a £1,723 spread on the same certified stone. Brilliant Earth lists it at £2,020. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.86
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831643741
Dimensions10.18 × 6.96 × 4.19 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.18 mm6.96 mm1.86 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831643741
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: £2,020 GBP|Low: £297 GBP|High: £2,125 GBP|Avg: £807 GBP|-4.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 9£297 GBP
Retailer 10£376 GBP
Retailer 7£439 GBP
Retailer 4£452 GBP
Retailer 8£464 GBP
Retailer 2£547 GBP
Retailer 11£917 GBP
Retailer 3£1,001 GBP
Retailer 5£1,055 GBP
Retailer 6£1,310 GBP
Brilliant Earth£2,020 GBP

9 data points across 11 retailers

8 retailers£297 GBP to £2,020 GBP

A
Cheapest Retailer
-
£297 GBP
$395 USD
Final sale: no returns
A
Retailer 2
-
£439 GBP
$585 USD
View
A
Retailer 3
-
£452 GBP
HK$4,700 HKD
View
A
Retailer 4
-
£464 GBP
$618 USD
View
A
Retailer 5
-
£547 GBP
$728 USD
View
B
Retailer 6
-
£1,055 GBP
$1,405 USD
View
Price last confirmed 10 days ago
B
Retailer 7
-
£1,310 GBP
SGD 2,358 SGD
View
Most Expensive
B
Brilliant Earth
22048310Y · Oct 29
£2,020 GBP
$2,690 USD
View
7 more retailers have this diamond
Prices start from £297 GBPSave up to £1,723 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.86ct Oval
£297 GBP