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Marquise|Lab Grown|IGI

0.79ct D SI1 Marquise Lab Grown Diamond

ID • D/SI1 • IGI LG653445377

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG653445377

Diamond specifications and retailer prices

From $134 USD
As of November 6, 2026
Save $1,146 USD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,280 USD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 0.79ct lab-grown marquise diamond

This 0.79ct lab-grown marquise sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG653445377 or 653445377. Listed at 11 retailers as of November 6, 2026, with prices from $134 to $1,280, a $1,146 spread on the same certified stone. Do Amore Diamonds lists it at $1,280. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.79
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653445377
Dimensions9.67 × 4.78 × 2.98 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.67 mm4.78 mm0.79 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653445377
Side View
Table 60.0%Crown 36.8°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.3%

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: Nov 6
Current: $1,280 USD|Low: $134 USD|High: $1,280 USD|Avg: $495 USD
Do Amore Diamonds
Retailer 2
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Retailer 21
November 6, 2026
Retailer 13$134 USD
Retailer 16$155 USD
Retailer 20$166 USD
Retailer 18$248 USD
Retailer 12$281 USD
Retailer 5$286 USD
Retailer 17$313 USD
Retailer 4$322 USD
Retailer 8$327 USD
Retailer 3$347 USD
Retailer 7$357 USD
Retailer 14$550 USD
Retailer 2$588 USD
Retailer 21$646 USD
Retailer 19$676 USD
Retailer 10$700 USD
Retailer 15$762 USD
Retailer 9$770 USD
Retailer 11$770 USD
Retailer 6$808 USD
Do Amore Diamonds$1,280 USD

2 data points across 21 retailers

11 retailers$134 USD to $1,280 USD

A
Cheapest Retailer
-
$134 USD
A
Retailer 2
-
$155 USD
View
A
Retailer 3
-
$166 USD
View
A
Retailer 4
-
$248 USD
View
B+
Retailer 5
-
$313 USD
View
B+
Retailer 6
-
$347 USD
View
B
Retailer 7
-
$588 USD
View
B
Retailer 8
-
$646 USD
View
B
Retailer 9
-
$676 USD
View
B
Retailer 10
-
$762 USD
View
Most Expensive
B
Do Amore Diamonds
27-A2CB20AAC · Nov 6
$1,280 USD
View
10 more retailers have this diamond
Prices start from $134 USDSave up to $1,146 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
0.79ct Marquise
$134 USD