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Marquise|Lab Grown|IGI

1.28ct D VVS1 Marquise Lab Grown Diamond

EX • D/VVS1 • IGI LG805640692

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG805640692

Diamond specifications and retailer prices

From $239 USD
As of October 27, 2026
Save $1,331 USD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,570 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.28ct lab-grown marquise diamond

This 1.28ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG805640692 or 805640692. Listed at 22 retailers as of October 27, 2026, with prices from $239 to $1,570, a $1,331 spread on the same certified stone. Brilliant Earth lists it at $1,570. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805640692
Dimensions11.13 × 5.67 × 3.50 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.13 mm5.67 mm1.28 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805640692
Side View
Table 61.0%Crown 33.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.7%

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 27
Current: $1,570 USD|Low: $239 USD|High: $1,570 USD|Avg: $744 USD
Brilliant Earth
Retailer 2
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Retailer 7
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Retailer 23
October 28, 2026
Retailer 4$239 USD
Retailer 14$266 USD
Retailer 10$277 USD
Retailer 20$296 USD
Retailer 23$296 USD
Retailer 9$400 USD
Retailer 11$470 USD
Retailer 17$508 USD
Retailer 19$511 USD
Retailer 5$538 USD
Retailer 13$558 USD
Retailer 16$623 USD
Retailer 6$652 USD
Retailer 18$722 USD
Retailer 22$951 USD
Retailer 3$955 USD
Retailer 7$1,003 USD
Retailer 12$1,030 USD
Retailer 2$1,100 USD
Retailer 15$1,158 USD
Retailer 21$1,187 USD
Retailer 8$1,317 USD
Brilliant Earth$1,570 USD

28 data points across 23 retailers

22 retailers$239 USD to $1,570 USD

A
Cheapest Retailer
-
$239 USD
A
Retailer 2
-
$277 USD
View
Retailer 3
-
$296 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$296 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$400 USD
View
Retailer 6
-
$470 USD
View
Price last confirmed 13 days ago
A
Retailer 7
-
$508 USD
ZAR 8,213 ZAR
View
A
Retailer 8
-
$511 USD
€487 EUR
View
A
Retailer 9
-
$538 USD
View
A
Retailer 10
-
$558 USD
£439 GBP
View
B+
Retailer 11
-
$623 USD
A$958 AUD
View
B+
Retailer 12
-
$652 USD
View
B+
Retailer 13
-
$722 USD
A$1,111 AUD
View
Retailer 14
-
$951 USD
View
Price last confirmed 8 days ago
Retailer 15
-
$955 USD
View
Price last confirmed 7 days ago
B+
Retailer 16
-
$1,003 USD
View
B+
Retailer 17
-
$1,030 USD
View
B+
Retailer 18
-
$1,100 USD
View
Retailer 19
-
$1,158 USD
A$1,782 AUD
View
Price last confirmed 25 days ago
Retailer 20
-
$1,187 USD
£935 GBP
View
Price last confirmed 7 days ago
B
Retailer 21
-
$1,317 USD
View
Most Expensive
B
Brilliant Earth
20176319A · Oct 28
$1,570 USD
View
21 more retailers have this diamond
Prices start from $239 USDSave up to $1,331 USD

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
1.28ct Marquise
$239 USD