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Oval|Lab Grown|IGI

1.86ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG818681739

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818681739

Diamond specifications and retailer prices

From $376 AUD
$264 USD
As of October 29, 2026
Save $3,482 AUD (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $3,858 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 LG818681739 or 818681739. Listed at 25 retailers as of October 29, 2026, with prices from $376 to $3,858, a $3,482 spread on the same certified stone. Brilliant Earth lists it at $3,858. 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 angle36.5°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818681739
Dimensions9.72 × 6.80 × 4.42 mm
L/W Ratio1.43
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.72 mm6.80 mm1.86 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818681739
Side View
Table 61.0%Crown 36.5°Girdle: MED-THKPavilion 41.6°Culet: NoneDepth 65.0%

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 29
Current: $3,858 AUD|Low: $360 AUD|High: $4,200 AUD|Avg: $1,261 AUD|-8.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 4$376 AUD
Retailer 8$420 AUD
Retailer 11$436 AUD
Retailer 9$466 AUD
Retailer 12$520 AUD
Retailer 17$690 AUD
Retailer 18$738 AUD
Retailer 2$774 AUD
Retailer 15$800 AUD
Retailer 13$892 AUD
Retailer 16$1,084 AUD
Retailer 3$1,179 AUD
Retailer 10$1,498 AUD
Retailer 5$1,834 AUD
Retailer 14$1,877 AUD
Retailer 7$1,893 AUD
Retailer 19$1,957 AUD
Retailer 6$1,989 AUD
Brilliant Earth$3,858 AUD

35 data points across 19 retailers

25 retailers$376 AUD to $3,858 AUD

A
Cheapest Retailer
-
$376 AUD
$264 USD
A
Retailer 2
-
$420 AUD
$295 USD
View
Final sale: no returns
A
Retailer 3
-
$436 AUD
$306 USD
View
A
Retailer 4
-
$466 AUD
$327 USD
View
A
Retailer 5
-
$466 AUD
$327 USD
View
A
Retailer 6
-
$520 AUD
£288 GBP
View
A
Retailer 7
-
$690 AUD
$485 USD
View
A
Retailer 8
-
$738 AUD
€494 EUR
View
B+
Retailer 9
-
$774 AUD
$544 USD
View
A
Retailer 10
-
$800 AUD
ZAR 9,083 ZAR
View
A
Retailer 11
-
$892 AUD
£493 GBP
View
A
Retailer 12
-
$967 AUD
$679 USD
View
A
Retailer 13
-
$979 AUD
$687 USD
View
A
Retailer 14
-
$1,073 AUD
$754 USD
View
A
Retailer 15
-
$1,084 AUD
View
B+
Retailer 16
-
$1,179 AUD
$828 USD
View
B+
Retailer 17
-
$1,498 AUD
$1,052 USD
View
B+
Retailer 18
-
$1,570 AUD
$1,103 USD
View
B
Retailer 19
-
$1,834 AUD
$1,288 USD
View
B+
Retailer 20
-
$1,877 AUD
£1,038 GBP
View
Retailer 21
-
$1,893 AUD
View
Price last confirmed 22 days ago
B
Retailer 22
-
$1,928 AUD
$1,354 USD
View
B+
Retailer 23
-
$1,957 AUD
$1,375 USD
View
B
Retailer 24
-
$1,989 AUD
$1,397 USD
View
Most Expensive
B
Brilliant Earth
21063567A · Oct 29
$3,858 AUD
$2,710 USD
View
24 more retailers have this diamond
Prices start from $376 AUDSave up to $3,482 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
$376 AUD