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Marquise|Lab Grown|IGI

1.27ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG787620956

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG787620956

Diamond specifications and retailer prices

From $768 USD
HK$6,000 HKD
As of November 1, 2026
Save $2,372 USD (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,140 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.27ct lab-grown marquise diamond

This 1.27ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG787620956 or 787620956. Listed at 14 retailers as of November 1, 2026, with prices from $768 to $3,140, a $2,372 spread on the same certified stone. Brilliant Earth lists it at $3,140. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787620956
Dimensions11.14 × 5.66 × 3.55 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.14 mm5.66 mm1.27 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787620956
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.7%

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: Nov 1
Current: $3,140 USD|Low: $768 USD|High: $3,410 USD|Avg: $1,576 USD|-7.9%
Brilliant Earth
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
November 2, 2026
Retailer 4$768 USD
Retailer 11$873 USD
Retailer 14$935 USD
Retailer 3$940 USD
Retailer 9$1,021 USD
Retailer 7$1,027 USD
Retailer 2$1,147 USD
Retailer 6$1,175 USD
Retailer 13$1,565 USD
Retailer 12$2,159 USD
Retailer 10$2,525 USD
Retailer 5$2,624 USD
Retailer 8$2,775 USD
Brilliant Earth$3,140 USD

42 data points across 14 retailers

14 retailers$768 USD to $3,140 USD

A
Cheapest Retailer
-
$768 USD
HK$6,000 HKD
A
Retailer 2
-
$873 USD
View
A
Retailer 3
-
$935 USD
View
B+
Retailer 4
-
$940 USD
View
A
Retailer 5
-
$1,021 USD
€972 EUR
View
A
Retailer 6
-
$1,027 USD
£808 GBP
View
B+
Retailer 7
-
$1,147 USD
ZAR 18,522 ZAR
View
B+
Retailer 8
-
$1,175 USD
A$1,808 AUD
View
Retailer 9
-
$1,565 USD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$2,159 USD
View
B
Retailer 11
-
$2,525 USD
View
B
Retailer 12
-
$2,624 USD
View
B
Retailer 13
-
$2,775 USD
£2,185 GBP
View
Most Expensive
B
Brilliant Earth
19712442A · Nov 2
$3,140 USD
View
13 more retailers have this diamond
Prices start from $768 USDSave up to $2,372 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
1.27ct Marquise
$768 USD