CaratHunter
Plans
Round|Lab Grown|IGI

1.21ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG784650873

Shape and cutting style on the report: Round brilliant

Certificate IGI LG784650873

Diamond specifications and retailer prices

From €579 EUR
$647 USD
As of October 29, 2026
Save €2,266 EUR (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €2,845 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.21ct lab-grown round diamond

This 1.21ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784650873 or 784650873. Listed at 21 retailers as of October 29, 2026, with prices from €579 to €2,845, a €2,266 spread on the same certified stone. MOH London lists it at €2,845. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784650873
Dimensions6.88 × 6.92 × 4.20 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
6.88 mm6.92 mm1.21 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784650873
Side View
Table 57.0%Crown 34.8°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.9%

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 29
Current: €2,845 EUR|Low: €556 EUR|High: €3,175 EUR|Avg: €1,422 EUR|-10.3%
MOH London
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 16€579 EUR
Retailer 5€630 EUR
Retailer 9€648 EUR
Retailer 4€672 EUR
Retailer 7€757 EUR
Retailer 3€779 EUR
Retailer 14€832 EUR
Retailer 19€880 EUR
Retailer 2€1,070 EUR
Retailer 12€1,093 EUR
Retailer 11€1,097 EUR
Retailer 13€1,234 EUR
Retailer 15€1,716 EUR
Retailer 18€1,890 EUR
Retailer 10€2,265 EUR
Retailer 8€2,318 EUR
Retailer 6€2,346 EUR
Retailer 17€2,444 EUR
MOH London€2,845 EUR

43 data points across 19 retailers

21 retailers€579 EUR to €2,845 EUR

A
Cheapest Retailer
-
€579 EUR
$647 USD
A
Retailer 2
-
€630 EUR
$704 USD
View
B+
Retailer 3
-
€648 EUR
$724 USD
View
Final sale: no returns
Retailer 4
-
€672 EUR
$751 USD
View
Price last confirmed 15 days ago
B+
Retailer 5
-
€672 EUR
$751 USD
View
B+
Retailer 6
-
€757 EUR
$846 USD
View
B+
Retailer 7
-
€779 EUR
HK$6,800 HKD
View
B+
Retailer 8
-
€832 EUR
$930 USD
View
B+
Retailer 9
-
€880 EUR
$983 USD
View
B+
Retailer 10
-
€1,070 EUR
£941 GBP
View
B+
Retailer 11
-
€1,093 EUR
View
B+
Retailer 12
-
€1,097 EUR
$1,226 USD
View
B+
Retailer 13
-
€1,234 EUR
ZAR 22,281 ZAR
View
Retailer 14
-
€1,402 EUR
$1,566 USD
View
Price last confirmed 76 days ago
B
Retailer 15
-
€1,716 EUR
$1,917 USD
View
B
Retailer 16
-
€1,890 EUR
$2,111 USD
View
B
Retailer 17
-
€2,265 EUR
SGD 3,419 SGD
View
B
Retailer 18
-
€2,318 EUR
$2,590 USD
View
B
Retailer 19
-
€2,346 EUR
$2,620 USD
View
B
Retailer 20
-
€2,444 EUR
$2,730 USD
View
Most Expensive
B
MOH London
LG784650873 · Oct 29
€2,845 EUR
£2,503 GBP
View
20 more retailers have this diamond
Prices start from €579 EURSave up to €2,266 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
1.21ct Round
€579 EUR