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Marquise|Lab Grown|IGI

0.91ct D SI1 Marquise Lab Grown Diamond

ID • D/SI1 • IGI LG724542247

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG724542247

Diamond specifications and retailer prices

From $110 USD
As of October 30, 2026
Save $377 USD (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $487 USD at Friendly Diamonds · As of October 31, 2026
View at Friendly Diamonds

About this 0.91ct lab-grown marquise diamond

This 0.91ct 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 LG724542247 or 724542247. Listed at 12 retailers as of October 30, 2026, with prices from $110 to $487, a $377 spread on the same certified stone. Friendly Diamonds lists it at $487. 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

0.91
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724542247
Dimensions10.06 × 5.06 × 3.16 mm
L/W Ratio1.99
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.06 mm5.06 mm0.91 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG724542247
Side View
Table 58.0%Crown 34.7°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.5%

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: $487 USD|Low: $110 USD|High: $880 USD|Avg: $343 USD
Friendly Diamonds
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
October 31, 2026
Retailer 9$110 USD
Retailer 15$127 USD
Retailer 11$145 USD
Retailer 4$166 USD
Retailer 10$180 USD
Retailer 14$254 USD
Retailer 3$271 USD
Retailer 2$272 USD
Retailer 5$280 USD
Retailer 7$336 USD
Retailer 12$382 USD
Retailer 13$437 USD
Friendly Diamonds$487 USD
Retailer 16$490 USD
Retailer 8$622 USD
Retailer 6$880 USD

4 data points across 16 retailers

12 retailers$110 USD to $487 USD

A
Cheapest Retailer
-
$110 USD
A
Retailer 2
-
$127 USD
View
A
Retailer 3
-
$145 USD
View
A
Retailer 4
-
$166 USD
HK$1,300 HKD
View
A
Retailer 5
-
$180 USD
£142 GBP
View
A
Retailer 6
-
$254 USD
View
B+
Retailer 7
-
$271 USD
View
A
Retailer 8
-
$272 USD
£214 GBP
View
A
Retailer 9
-
$280 USD
£220 GBP
View
B+
Retailer 10
-
$382 USD
View
B
Retailer 11
-
$437 USD
View
Most Expensive
B+
Friendly Diamonds
6559561 · Oct 31
$487 USD
View
11 more retailers have this diamond
Prices start from $110 USDSave up to $377 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
0.91ct Marquise
$110 USD