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Marquise|Lab Grown|IGI

1.27ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG800676950

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800676950

Diamond specifications and retailer prices

From $299 USD
As of November 2, 2026
Save $2,351 USD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,650 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

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 LG800676950 or 800676950. Listed at 15 retailers as of November 2, 2026, with prices from $299 to $2,650, a $2,351 spread on the same certified stone. Do Amore Diamonds lists it at $2,650. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800676950
Dimensions10.98 × 5.74 × 3.47 mm
L/W Ratio1.91
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
10.98 mm5.74 mm1.27 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800676950
Side View
Table 61.0%Crown 34°Girdle: MED-THKPavilion 39.7°Culet: NoneDepth 60.5%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $2,650 USD|Low: $299 USD|High: $3,470 USD|Avg: $1,217 USD|-12.0%
Do Amore Diamonds
Retailer 2
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Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
Retailer 13
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Retailer 15
November 1, 2026
Retailer 11$299 USD
Retailer 3$347 USD
Retailer 7$380 USD
Retailer 12$530 USD
Retailer 5$545 USD
Retailer 14$606 USD
Retailer 6$682 USD
Retailer 9$697 USD
Retailer 10$792 USD
Retailer 13$1,139 USD
Retailer 15$1,315 USD
Retailer 2$1,640 USD
Retailer 8$2,070 USD
Retailer 4$2,505 USD
Do Amore Diamonds$2,650 USD

29 data points across 15 retailers

15 retailers$299 USD to $2,650 USD

A+
Cheapest Retailer
-
$299 USD
A
Retailer 2
-
$347 USD
View
A
Retailer 3
-
$380 USD
View
Final sale: no returns
A
Retailer 4
-
$530 USD
View
A
Retailer 5
-
$545 USD
View
A
Retailer 6
-
$606 USD
View
A
Retailer 7
-
$682 USD
View
A
Retailer 8
-
$697 USD
€664 EUR
View
A
Retailer 9
-
$792 USD
A$1,218 AUD
View
B+
Retailer 10
-
$1,139 USD
View
B+
Retailer 11
-
$1,315 USD
View
B+
Retailer 12
-
$1,640 USD
£1,291 GBP
View
B+
Retailer 13
-
$2,070 USD
View
B
Retailer 14
-
$2,505 USD
View
Most Expensive
B
Do Amore Diamonds
27-4B86F0610 · Nov 2
$2,650 USD
View
14 more retailers have this diamond
Prices start from $299 USDSave up to $2,351 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
$299 USD