CaratHunter
Plans
Round|Lab Grown|IGI

1.22ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG841678727

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841678727

Diamond specifications and retailer prices

From €226 EUR
$252 USD
As of October 29, 2026
Save €1,126 EUR (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,352 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.22ct lab-grown round diamond

This 1.22ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG841678727 or 841678727. Listed at 16 retailers as of October 29, 2026, with prices from €226 to €1,352, a €1,126 spread on the same certified stone. Brilliant Earth lists it at €1,352. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841678727
Dimensions6.86 × 6.88 × 4.19 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.86 mm6.88 mm1.22 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841678727
Side View
Table 57.0%Crown 33.9°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.1%

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: €1,352 EUR|Low: €226 EUR|High: €1,549 EUR|Avg: €708 EUR|-12.7%
Brilliant Earth
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
October 31, 2026
Retailer 3€226 EUR
Retailer 15€261 EUR
Retailer 16€424 EUR
Retailer 9€445 EUR
Retailer 4€467 EUR
Retailer 2€470 EUR
Retailer 11€490 EUR
Retailer 6€664 EUR
Retailer 14€680 EUR
Retailer 5€858 EUR
Retailer 7€899 EUR
Retailer 10€998 EUR
Retailer 8€1,047 EUR
Retailer 12€1,125 EUR
Retailer 13€1,199 EUR
Brilliant Earth€1,352 EUR

11 data points across 16 retailers

16 retailers€226 EUR to €1,352 EUR

A
Cheapest Retailer
-
€226 EUR
$252 USD
A
Retailer 2
-
€261 EUR
$292 USD
View
A
Retailer 3
-
€424 EUR
$474 USD
View
A
Retailer 4
-
€445 EUR
£391 GBP
View
A
Retailer 5
-
€467 EUR
$522 USD
View
A
Retailer 6
-
€470 EUR
$525 USD
View
A
Retailer 7
-
€490 EUR
View
B+
Retailer 8
-
€664 EUR
$742 USD
View
B+
Retailer 9
-
€680 EUR
A$1,169 AUD
View
B+
Retailer 10
-
€858 EUR
$959 USD
View
B+
Retailer 11
-
€899 EUR
$1,004 USD
View
B
Retailer 12
-
€998 EUR
A$1,716 AUD
View
B
Retailer 13
-
€1,047 EUR
$1,170 USD
View
B
Retailer 14
-
€1,125 EUR
£990 GBP
View
B
Retailer 15
-
€1,199 EUR
$1,340 USD
View
Most Expensive
B
Brilliant Earth
22208587A · Oct 30
€1,352 EUR
$1,510 USD
View
15 more retailers have this diamond
Prices start from €226 EURSave up to €1,126 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
1.22ct Round
€226 EUR