Marquise|Lab Grown|IGI

1.30ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1

Diamond specifications and retailer prices

From $551 USD
As of October 29, 2026
Save $1,212 USD (69%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,543 USD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 1.3ct lab-grown marquise diamond

This 1.3ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI. Listed at 4 retailers as of October 29, 2026, with a 220% 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

1.30
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions11.45 × 5.65 × 3.60 mm
L/W Ratio2.03
Top View
11.45 mm5.65 mm1.30 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 60.0%CrownGirdle: ThinPavilionCulet: NoneDepth 63.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $789 USD|Low: $551 USD|High: $2,543 USD|Avg: $1,640 USD|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
The Diamond Guys
October 30, 2026
Retailer 2$551 USD
Retailer 1$789 USD
Retailer 4$1,763 USD
Retailer 3$1,893 USD
The Diamond Guys$2,543 USD

18 data points across 5 retailers

4 retailers$551 USD to $1,763 USD

B+
Cheapest Retailer
-
$551 USD
B+
Retailer 2
-
$789 USD
£621 GBP
View
B
Retailer 3
-
$1,763 USD
CA$2,449 CAD
View
Most Expensive
The Diamond Guys
1973013170 · Oct 30
$2,543 USD
View
Price under review
3 more retailers have this diamond
Prices start from $551 USDSave up to $1,212 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.

B+
1.30ct Marquise
$551 USD