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1.22ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG739581664

Shape and cutting style on the report: Round brilliant

Certificate IGI LG739581664

Diamond specifications and retailer prices

From $301 NZD
As of November 5, 2026
Save $2,603 NZD (90%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,904 NZD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.22ct lab-grown round diamond

This 1.22ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG739581664 or 739581664. Listed at 8 retailers as of November 5, 2026, with prices from $301 to $2,904, a $2,603 spread on the same certified stone. Do Amore Diamonds lists it at $2,904. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.22
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739581664
Dimensions6.81 × 6.78 × 4.24 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.81 mm6.78 mm1.22 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739581664
Side View
Table 59.0%Crown 35.5°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $2,904 NZD|Low: $290 NZD|High: $2,904 NZD|Avg: $1,174 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 6$301 NZD
Retailer 9$350 NZD
Retailer 7$673 NZD
Retailer 3$776 NZD
Retailer 11$777 NZD
Retailer 8$960 NZD
Retailer 4$1,250 NZD
Retailer 5$1,270 NZD
Retailer 10$1,328 NZD
Retailer 12$1,640 NZD
Retailer 2$1,923 NZD
Do Amore Diamonds$2,904 NZD

12 data points across 12 retailers

8 retailers$301 NZD to $2,904 NZD

A
Cheapest Retailer
-
$301 NZD
A
Retailer 2
-
$350 NZD
View
A
Retailer 3
-
$673 NZD
View
B+
Retailer 4
-
$960 NZD
View
B
Retailer 5
-
$1,270 NZD
View
B
Retailer 6
-
$1,328 NZD
View
B
Retailer 7
-
$1,923 NZD
View
Most Expensive
B
Do Amore Diamonds
27-9CD113D91 · Nov 6
$2,904 NZD
$1,610 USD
View
7 more retailers have this diamond
Prices start from $301 NZDSave up to $2,603 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
$301 NZD