CaratHunter
Plans
Marquise|Lab Grown|IGI

1.23ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG802622968

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG802622968

Diamond specifications and retailer prices

From €190 EUR
$213 USD
As of October 30, 2026
Save €104 EUR (35%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €583 EUR at Rare Carat · As of August 17, 2026
View at Rare Carat

About this 1.23ct lab-grown marquise diamond

This 1.23ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG802622968 or 802622968. Listed at 5 retailers as of October 28, 2026, with a 55% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802622968
Dimensions11.48 × 5.46 × 3.44 mm
L/W Ratio2.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.48 mm5.46 mm1.23 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802622968
Side View
Table 61.0%Crown 34.6°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 30
Current: €583 EUR|Low: €190 EUR|High: €707 EUR|Avg: €466 EUR
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 2€190 EUR
Retailer 4€294 EUR
Retailer 6€344 EUR
Retailer 5€397 EUR
Retailer 11€399 EUR
Retailer 7€415 EUR
Retailer 3€431 EUR
Retailer 8€493 EUR
Rare Carat€583 EUR
Retailer 10€628 EUR
Retailer 9€707 EUR

14 data points across 11 retailers

5 retailers€190 EUR to €294 EUR

A
Cheapest Retailer
-
€190 EUR
$213 USD
Final sale: no returns
B+
Retailer 2
-
€294 EUR
$330 USD
View
Retailer 3
-
€344 EUR
ZAR 6,233 ZAR
View
Price last confirmed 47 days ago
Retailer 4
-
€431 EUR
A$744 AUD
View
Price last confirmed 123 days ago
Most Expensive
Rare Carat
802622968 · Aug 17
€583 EUR
$654 USD
View
Price last confirmed 78 days ago
4 more retailers have this diamond
Prices start from €190 EURSave up to €104 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
1.23ct Marquise
€190 EUR