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Marquise|Lab Grown|IGI

1.27ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG790666443

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790666443

Diamond specifications and retailer prices

From €943 EUR
$1,054 USD
As of October 30, 2026
Save €2,876 EUR (75%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €3,819 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

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 LG790666443 or 790666443. Listed at 22 retailers as of October 30, 2026, with prices from €943 to €3,819, a €2,876 spread on the same certified stone. Taylor and Hart lists it at €3,819. 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 angle35.5°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790666443
Dimensions11.24 × 5.57 × 3.45 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
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
11.24 mm5.57 mm1.27 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790666443
Side View
Table 62.0%Crown 35.5°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A
Excellent
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: Oct 30
Current: €3,709 EUR|Low: €909 EUR|High: €3,826 EUR|Avg: €2,033 EUR|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Taylor and Hart
November 1, 2026
Retailer 17€943 EUR
Retailer 8€1,026 EUR
Retailer 3€1,055 EUR
Retailer 19€1,094 EUR
Retailer 10€1,096 EUR
Retailer 2€1,249 EUR
Retailer 16€1,264 EUR
Retailer 9€1,546 EUR
Retailer 12€1,565 EUR
Retailer 14€1,584 EUR
Retailer 20€1,931 EUR
Retailer 5€2,011 EUR
Retailer 7€2,051 EUR
Retailer 15€2,086 EUR
Retailer 13€2,305 EUR
Retailer 4€3,015 EUR
Retailer 11€3,088 EUR
Retailer 18€3,506 EUR
Retailer 6€3,665 EUR
Retailer 1€3,709 EUR
Taylor and Hart€3,819 EUR

37 data points across 21 retailers

22 retailers€943 EUR to €3,819 EUR

A
Cheapest Retailer
-
€943 EUR
$1,054 USD
B+
Retailer 2
-
€1,026 EUR
$1,146 USD
View
B+
Retailer 3
-
€1,055 EUR
$1,179 USD
View
Final sale: no returns
B+
Retailer 4
-
€1,094 EUR
$1,222 USD
View
Retailer 5
-
€1,096 EUR
$1,224 USD
View
Price last confirmed 16 days ago
B+
Retailer 6
-
€1,249 EUR
$1,395 USD
View
B+
Retailer 7
-
€1,264 EUR
$1,412 USD
View
B+
Retailer 8
-
€1,272 EUR
HK$11,100 HKD
View
B+
Retailer 9
-
€1,546 EUR
A$2,658 AUD
View
B+
Retailer 10
-
€1,565 EUR
$1,748 USD
View
B+
Retailer 11
-
€1,584 EUR
£1,393 GBP
View
B
Retailer 12
-
€1,931 EUR
View
B+
Retailer 13
-
€2,011 EUR
ZAR 36,292 ZAR
View
B+
Retailer 14
-
€2,051 EUR
$2,291 USD
View
B
Retailer 15
-
€2,086 EUR
$2,331 USD
View
Retailer 16
-
€2,305 EUR
$2,575 USD
View
Price last confirmed 26 days ago
B
Retailer 17
-
€3,015 EUR
£2,652 GBP
View
B
Retailer 18
-
€3,088 EUR
$3,450 USD
View
B
Retailer 19
-
€3,506 EUR
$3,917 USD
View
B
Retailer 20
-
€3,665 EUR
SGD 5,533 SGD
View
B
Retailer 21
-
€3,709 EUR
£3,263 GBP
View
Most Expensive
B
Taylor and Hart
C0FQK8M · Oct 31
€3,819 EUR
$4,267 USD
View
21 more retailers have this diamond
Prices start from €943 EURSave up to €2,876 EUR

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
€943 EUR