Radiant|Lab Grown|IGI

1.05ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG597387073

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

Certificate IGI LG597387073

Diamond specifications and retailer prices

From $266 USD
As of October 30, 2026
Save $1,138 USD (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,404 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant 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 LG597387073 or 597387073. Listed at 22 retailers as of October 30, 2026, with prices from $266 to $1,404, a $1,138 spread on the same certified stone. Reve Diamonds lists it at $1,404. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.4°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG597387073
Dimensions7.34 × 5.02 × 3.35 mm
L/W Ratio1.46
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
7.34 mm5.02 mm1.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG597387073
Side View
Table 64.0%Crown 40.4°Girdle: THN-MEDPavilion 33.9°Culet: NoneDepth 66.7%

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 30
Current: $631 USD|Low: $255 USD|High: $1,337 USD|Avg: $637 USD|+4.6%
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
Retailer 16
October 31, 2026
Retailer 16$266 USD
Retailer 7$297 USD
Retailer 4$308 USD
Retailer 2$330 USD
Retailer 5$330 USD
Retailer 9$465 USD
Retailer 12$490 USD
Retailer 14$565 USD
Retailer 11$566 USD
Retailer 6$573 USD
Retailer 1$631 USD
Retailer 10$802 USD
Retailer 15$1,013 USD
Retailer 3$1,060 USD
Retailer 8$1,280 USD
Retailer 13$1,322 USD

43 data points across 16 retailers

22 retailers$266 USD to $1,404 USD

A
Cheapest Retailer
-
$266 USD
A
Retailer 2
-
$297 USD
View
Final sale: no returns
A
Retailer 3
-
$308 USD
View
A
Retailer 4
-
$330 USD
View
A
Retailer 5
-
$330 USD
View
A
Retailer 6
-
$371 USD
HK$2,900 HKD
View
A
Retailer 7
-
$465 USD
View
A
Retailer 8
-
$490 USD
View
Retailer 9
-
$565 USD
€538 EUR
View
Price last confirmed 7 days ago
A
Retailer 10
-
$566 USD
ZAR 9,148 ZAR
View
A
Retailer 11
-
$573 USD
View
A
Retailer 12
-
$609 USD
View
B+
Retailer 13
-
$631 USD
£497 GBP
View
B+
Retailer 14
-
$802 USD
A$1,234 AUD
View
B+
Retailer 15
-
$887 USD
SGD 1,198 SGD
View
B+
Retailer 16
-
$1,013 USD
View
B
Retailer 17
-
$1,060 USD
View
B
Retailer 18
-
$1,111 USD
View
B
Retailer 19
-
$1,280 USD
£1,008 GBP
View
B
Retailer 20
-
$1,322 USD
£1,041 GBP
View
B
Retailer 21
-
$1,326 USD
£1,044 GBP
View
Most Expensive
B
Reve Diamonds
65034DBE0 · Oct 30
$1,404 USD
View
21 more retailers have this diamond
Prices start from $266 USDSave up to $1,138 USD

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
1.05ct Radiant
$266 USD