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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 $562 AUD
$395 USD
As of October 30, 2026
Save $3,267 AUD (85%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,829 AUD 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 9 retailers as of October 29, 2026, with prices from $562 to $3,829, a $3,267 spread on the same certified stone. Brilliant Earth lists it at $3,829. 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

How it works →
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 30
Current: $3,829 AUD|Low: $562 AUD|High: $4,028 AUD|Avg: $1,535 AUD|-4.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 11$562 AUD
Retailer 12$713 AUD
Retailer 9$833 AUD
Retailer 6$856 AUD
Retailer 10$880 AUD
Retailer 5$1,036 AUD
Retailer 3$1,738 AUD
Retailer 4$1,897 AUD
Retailer 2$1,985 AUD
Retailer 7$2,000 AUD
Retailer 8$2,484 AUD
Brilliant Earth$3,829 AUD

10 data points across 12 retailers

9 retailers$562 AUD to $3,829 AUD

A
Cheapest Retailer
-
$562 AUD
$395 USD
Final sale: no returns
A
Retailer 2
-
$833 AUD
$585 USD
View
A
Retailer 3
-
$856 AUD
HK$4,700 HKD
View
A
Retailer 4
-
$880 AUD
$618 USD
View
A
Retailer 5
-
$932 AUD
$655 USD
View
B
Retailer 6
-
$1,985 AUD
View
Retailer 7
-
$2,000 AUD
$1,405 USD
View
Price last confirmed 11 days ago
B
Retailer 8
-
$2,484 AUD
SGD 2,358 SGD
View
Most Expensive
B
Brilliant Earth
22048310Y · Oct 29
$3,829 AUD
$2,690 USD
View
8 more retailers have this diamond
Prices start from $562 AUDSave up to $3,267 AUD

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
$562 AUD