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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 $447 NZD
$252 USD
As of October 29, 2026
Save $2,232 NZD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,679 NZD 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 $447 to $2,679, a $2,232 spread on the same certified stone. Brilliant Earth lists it at $2,679. 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
Colour
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: $2,679 NZD|Low: $447 NZD|High: $3,070 NZD|Avg: $1,403 NZD|-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$447 NZD
Retailer 15$518 NZD
Retailer 16$841 NZD
Retailer 9$881 NZD
Retailer 4$926 NZD
Retailer 2$932 NZD
Retailer 11$971 NZD
Retailer 6$1,317 NZD
Retailer 14$1,348 NZD
Retailer 5$1,702 NZD
Retailer 7$1,781 NZD
Retailer 10$1,979 NZD
Retailer 8$2,076 NZD
Retailer 12$2,231 NZD
Retailer 13$2,378 NZD
Brilliant Earth$2,679 NZD

11 data points across 16 retailers

16 retailers$447 NZD to $2,679 NZD

A
Cheapest Retailer
-
$447 NZD
$252 USD
A
Retailer 2
-
$518 NZD
$292 USD
View
A
Retailer 3
-
$841 NZD
$474 USD
View
A
Retailer 4
-
$881 NZD
£391 GBP
View
A
Retailer 5
-
$926 NZD
$522 USD
View
A
Retailer 6
-
$932 NZD
$525 USD
View
A
Retailer 7
-
$971 NZD
€521 EUR
View
B+
Retailer 8
-
$1,317 NZD
$742 USD
View
B+
Retailer 9
-
$1,348 NZD
A$1,169 AUD
View
B+
Retailer 10
-
$1,702 NZD
$959 USD
View
B+
Retailer 11
-
$1,781 NZD
$1,004 USD
View
B
Retailer 12
-
$1,979 NZD
A$1,716 AUD
View
B
Retailer 13
-
$2,076 NZD
$1,170 USD
View
B
Retailer 14
-
$2,231 NZD
£990 GBP
View
B
Retailer 15
-
$2,378 NZD
$1,340 USD
View
Most Expensive
B
Brilliant Earth
22208587A · Oct 30
$2,679 NZD
$1,510 USD
View
15 more retailers have this diamond
Prices start from $447 NZDSave up to $2,232 NZD

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
$447 NZD