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Radiant|Lab Grown|IGI

1.00ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG632434291

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

Certificate IGI LG632434291

Diamond specifications and retailer prices

From $233 AUD
As of November 6, 2026
Save $1,318 AUD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,550 AUD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG632434291 or 632434291. Listed at 20 retailers as of November 6, 2026, with prices from $233 to $1,550, a $1,318 spread on the same certified stone. Reve Diamonds lists it at $1,550. 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

1.00
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632434291
Dimensions7.09 × 5.03 × 3.29 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
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
7.09 mm5.03 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632434291
Side View
Table 62.0%Crown 38.3°Girdle: MediumPavilion 33.5°Culet: NoneDepth 65.4%

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: Nov 6
Current: $557 AUD|Low: $221 AUD|High: $1,550 AUD|Avg: $680 AUD|+9.7%
Retailer 1
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
Reve Diamonds
November 6, 2026
Retailer 13$233 AUD
Retailer 4$259 AUD
Retailer 12$269 AUD
Retailer 2$288 AUD
Retailer 3$288 AUD
Retailer 7$466 AUD
Retailer 8$501 AUD
Retailer 15$522 AUD
Retailer 1$557 AUD
Retailer 6$560 AUD
Retailer 14$640 AUD
Retailer 9$975 AUD
Retailer 11$979 AUD
Retailer 5$1,006 AUD
Retailer 10$1,343 AUD
Reve Diamonds$1,550 AUD

42 data points across 16 retailers

20 retailers$233 AUD to $1,550 AUD

A
Cheapest Retailer
-
$233 AUD
A
Retailer 2
-
$259 AUD
View
Final sale: no returns
A
Retailer 3
-
$269 AUD
View
Retailer 4
-
$288 AUD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$288 AUD
View
A
Retailer 6
-
$466 AUD
View
A
Retailer 7
-
$501 AUD
View
A
Retailer 8
-
$522 AUD
View
B+
Retailer 9
-
$557 AUD
View
Retailer 10
-
$560 AUD
View
Price last confirmed 29 days ago
B+
Retailer 11
-
$640 AUD
View
B+
Retailer 12
-
$683 AUD
View
Retailer 13
-
$796 AUD
View
Price last confirmed 68 days ago
B+
Retailer 14
-
$800 AUD
View
B
Retailer 15
-
$961 AUD
View
B
Retailer 16
-
$975 AUD
View
B
Retailer 17
-
$979 AUD
View
B
Retailer 18
-
$1,006 AUD
View
B
Retailer 19
-
$1,343 AUD
View
Most Expensive
B
Reve Diamonds
A5C211770 · Nov 6
$1,550 AUD
$1,065 USD
View
19 more retailers have this diamond
Prices start from $233 AUDSave up to $1,318 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
1.00ct Radiant
$233 AUD