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Marquise|Lab Grown|IGI

1.20ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG800680286

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800680286

Diamond specifications and retailer prices

From €607 EUR
HK$5,300 HKD
As of October 31, 2026
Save €1,454 EUR (71%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €2,061 EUR at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.2ct lab-grown marquise diamond

This 1.2ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800680286 or 800680286. Listed at 13 retailers as of October 31, 2026, with prices from €607 to €2,061, a €1,454 spread on the same certified stone. With Clarity lists it at €2,061. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800680286
Dimensions10.83 × 5.59 × 3.52 mm
L/W Ratio1.94
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
10.83 mm5.59 mm1.20 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800680286
Side View
Table 57.0%Crown 33.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.0%

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 31
Current: €872 EUR|Low: €453 EUR|High: €2,542 EUR|Avg: €1,263 EUR|-4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
October 31, 2026
Retailer 3€607 EUR
Retailer 9€725 EUR
Retailer 2€743 EUR
Retailer 12€764 EUR
Retailer 5€810 EUR
Retailer 1€872 EUR
Retailer 4€936 EUR
Retailer 11€1,229 EUR
Retailer 10€1,716 EUR
Retailer 6€1,942 EUR
Retailer 7€1,951 EUR
Retailer 8€2,027 EUR
With Clarity€2,061 EUR

41 data points across 13 retailers

13 retailers€607 EUR to €2,061 EUR

A
Cheapest Retailer
-
€607 EUR
HK$5,300 HKD
A
Retailer 2
-
€725 EUR
$810 USD
View
B+
Retailer 3
-
€743 EUR
$830 USD
View
A
Retailer 4
-
€764 EUR
$853 USD
View
B+
Retailer 5
-
€810 EUR
View
B+
Retailer 6
-
€872 EUR
£767 GBP
View
B+
Retailer 7
-
€936 EUR
A$1,608 AUD
View
Retailer 8
-
€1,229 EUR
$1,373 USD
View
Price last confirmed 8 days ago
B
Retailer 9
-
€1,716 EUR
$1,917 USD
View
B
Retailer 10
-
€1,942 EUR
£1,708 GBP
View
B
Retailer 11
-
€1,951 EUR
$2,180 USD
View
B
Retailer 12
-
€2,027 EUR
$2,265 USD
View
Most Expensive
B
With Clarity
800680286 · Oct 31
€2,061 EUR
$2,303 USD
View
12 more retailers have this diamond
Prices start from €607 EURSave up to €1,454 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
1.20ct Marquise
€607 EUR