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Radiant|Lab Grown|IGI

1.22ct G VS1 Radiant Lab Grown Diamond

VG • G/VS1 • IGI LG628498051

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG628498051

Diamond specifications and retailer prices

From $228 AUD
As of October 30, 2026
Save $1,249 AUD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,477 AUD at Flawless Fine Jewelry · As of October 31, 2026
View at Flawless Fine Jewelry

About this 1.22ct lab-grown radiant diamond

This 1.22ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG628498051 or 628498051. Listed at 20 retailers as of October 30, 2026, with prices from $228 to $1,477, a $1,249 spread on the same certified stone. Flawless Fine Jewelry lists it at $1,477. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.22
Carat
G
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.4°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628498051
Dimensions7.51 × 5.29 × 3.64 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.51 mm5.29 mm1.22 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628498051
Side View
Table 67.0%Crown 41.4°Girdle: MediumPavilion 37.3°Culet: NoneDepth 68.8%

Caratlytics Score

How it works →
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: Oct 30
Current: $1,477 AUD|Low: $214 AUD|High: $1,682 AUD|Avg: $672 AUD|+3.0%
Flawless Fine Jewelry
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
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Retailer 12
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Retailer 15
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Retailer 19
Retailer 20
October 31, 2026
Retailer 18$228 AUD
Retailer 8$259 AUD
Retailer 11$277 AUD
Retailer 17$284 AUD
Retailer 20$284 AUD
Retailer 7$470 AUD
Retailer 3$475 AUD
Retailer 2$493 AUD
Retailer 19$512 AUD
Retailer 10$556 AUD
Retailer 14$633 AUD
Retailer 5$673 AUD
Retailer 15$747 AUD
Retailer 13$754 AUD
Retailer 4$855 AUD
Retailer 9$855 AUD
Retailer 12$890 AUD
Retailer 16$1,069 AUD
Retailer 6$1,294 AUD
Flawless Fine Jewelry$1,477 AUD

39 data points across 20 retailers

20 retailers$228 AUD to $1,477 AUD

A
Cheapest Retailer
-
$228 AUD
Retailer 2
-
$259 AUD
View
Price last confirmed 8 days ago
Retailer 3
-
$277 AUD
View
Price last confirmed 11 days ago
A
Retailer 4
-
$284 AUD
View
Retailer 5
-
$470 AUD
View
Price last confirmed 13 days ago
Retailer 6
-
$475 AUD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$493 AUD
View
B+
Retailer 8
-
$512 AUD
View
Retailer 9
-
$556 AUD
View
Price last confirmed 27 days ago
B+
Retailer 10
-
$633 AUD
View
Retailer 11
-
$673 AUD
View
Price last confirmed 10 days ago
B+
Retailer 12
-
$747 AUD
View
B+
Retailer 13
-
$754 AUD
View
Retailer 14
-
$855 AUD
View
Price last confirmed 15 days ago
Retailer 15
-
$855 AUD
View
Price last confirmed 8 days ago
Retailer 16
-
$890 AUD
View
Price last confirmed 8 days ago
B
Retailer 17
-
$981 AUD
View
B
Retailer 18
-
$1,069 AUD
View
Retailer 19
-
$1,294 AUD
View
Price last confirmed 10 days ago
Most Expensive
B
Flawless Fine Jewelry
2BEB3421E · Oct 31
$1,477 AUD
£816 GBP
View
19 more retailers have this diamond
Prices start from $228 AUDSave up to $1,249 AUD

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 Radiant
$228 AUD