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Marquise|Lab Grown|IGI

1.86ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG776669210

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG776669210

Diamond specifications and retailer prices

From $478 AUD
$336 USD
As of October 30, 2026
Save $1,937 AUD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,812 AUD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.86ct lab-grown marquise diamond

This 1.86ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG776669210 or 776669210. Listed at 19 retailers as of October 29, 2026, with a 405% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.86
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776669210
Dimensions13.37 × 6.32 × 3.74 mm
L/W Ratio2.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.37 mm6.32 mm1.86 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776669210
Side View
Table 61.0%Crown 33.6°Girdle: MED-STKPavilion 38°Culet: NoneDepth 59.2%

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 30
Current: $2,812 AUD|Low: $478 AUD|High: $2,840 AUD|Avg: $1,435 AUD|-1.0%
Rare Carat
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
October 31, 2026
Retailer 14$478 AUD
Retailer 16$562 AUD
Retailer 8$599 AUD
Retailer 2$755 AUD
Retailer 10$800 AUD
Retailer 17$939 AUD
Retailer 3$963 AUD
Retailer 9$1,007 AUD
Retailer 6$1,030 AUD
Retailer 12$1,293 AUD
Retailer 5$1,392 AUD
Retailer 11$1,629 AUD
Retailer 18$1,772 AUD
Retailer 13$2,039 AUD
Retailer 15$2,155 AUD
Retailer 7$2,351 AUD
Retailer 4$2,415 AUD
Rare Carat$2,812 AUD

36 data points across 18 retailers

19 retailers$478 AUD to $2,415 AUD

Retailer 1
-
$464 AUD
$326 USD
Price last confirmed 28 days ago
A
Retailer 2
-
$478 AUD
$336 USD
View
Final sale: no returns
A
Retailer 3
-
$562 AUD
£311 GBP
View
Retailer 4
-
$599 AUD
$421 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$755 AUD
$530 USD
View
A
Retailer 6
-
$800 AUD
$562 USD
View
A
Retailer 7
-
$939 AUD
£519 GBP
View
A
Retailer 8
-
$963 AUD
€644 EUR
View
A
Retailer 9
-
$1,007 AUD
View
A
Retailer 10
-
$1,030 AUD
ZAR 11,692 ZAR
View
B+
Retailer 11
-
$1,293 AUD
$908 USD
View
B+
Retailer 12
-
$1,392 AUD
View
B+
Retailer 13
-
$1,629 AUD
$1,144 USD
View
B+
Retailer 14
-
$1,772 AUD
$1,245 USD
View
B+
Retailer 15
-
$2,039 AUD
$1,432 USD
View
B+
Retailer 16
-
$2,155 AUD
$1,514 USD
View
Retailer 17
-
$2,351 AUD
View
Price last confirmed 22 days ago
B
Retailer 18
-
$2,415 AUD
£1,336 GBP
View
Most Expensive
Rare Carat
VR2106692SP776 · Oct 21
$2,812 AUD
$1,975 USD
View
Price last confirmed 9 days ago
18 more retailers have this diamond
Prices start from $478 AUDSave up to $1,937 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 Marquise
$478 AUD