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Radiant|Lab Grown|IGI

1.05ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG840632216

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

Certificate IGI LG840632216

Diamond specifications and retailer prices

From $245 SGD
$192 USD
As of October 30, 2026
Save $1,920 SGD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,166 SGD at Helzberg Diamonds · As of October 31, 2026
View at Helzberg 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 LG840632216 or 840632216. Listed at 22 retailers as of October 30, 2026, with prices from $245 to $2,166, a $1,920 spread on the same certified stone. Helzberg Diamonds lists it at $2,166. 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
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840632216
Dimensions6.83 × 5.12 × 3.51 mm
L/W Ratio1.33
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
6.83 mm5.12 mm1.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840632216
Side View
Table 64.0%Crown 32.4°Girdle: MediumPavilion 36.1°Culet: NoneDepth 68.6%

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: Oct 30
Current: $2,166 SGD|Low: $245 SGD|High: $2,378 SGD|Avg: $868 SGD
Helzberg Diamonds
Retailer 2
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Retailer 22
October 31, 2026
Retailer 7$245 SGD
Retailer 10$275 SGD
Retailer 21$284 SGD
Retailer 4$304 SGD
Retailer 6$304 SGD
Retailer 5$314 SGD
Retailer 18$522 SGD
Retailer 11$531 SGD
Retailer 2$532 SGD
Retailer 13$553 SGD
Retailer 9$610 SGD
Retailer 19$741 SGD
Retailer 3$747 SGD
Retailer 16$777 SGD
Retailer 14$849 SGD
Retailer 8$977 SGD
Retailer 12$1,045 SGD
Retailer 15$1,060 SGD
Retailer 20$1,422 SGD
Retailer 22$1,681 SGD
Retailer 17$1,713 SGD
Helzberg Diamonds$2,166 SGD

19 data points across 22 retailers

22 retailers$245 SGD to $2,166 SGD

A
Cheapest Retailer
-
$245 SGD
$192 USD
A
Retailer 2
-
$275 SGD
$215 USD
View
Final sale: no returns
A
Retailer 3
-
$284 SGD
$222 USD
View
A
Retailer 4
-
$304 SGD
$238 USD
View
A
Retailer 5
-
$304 SGD
$238 USD
View
Retailer 6
-
$314 SGD
£194 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
$522 SGD
ZAR 6,593 ZAR
View
A
Retailer 8
-
$531 SGD
$415 USD
View
A
Retailer 9
-
$532 SGD
€396 EUR
View
A
Retailer 10
-
$553 SGD
£341 GBP
View
A
Retailer 11
-
$610 SGD
$477 USD
View
A
Retailer 12
-
$741 SGD
A$892 AUD
View
A
Retailer 13
-
$747 SGD
$584 USD
View
A
Retailer 14
-
$777 SGD
$608 USD
View
B+
Retailer 15
-
$849 SGD
View
B+
Retailer 16
-
$977 SGD
$764 USD
View
B+
Retailer 17
-
$1,045 SGD
$818 USD
View
B+
Retailer 18
-
$1,060 SGD
$829 USD
View
B
Retailer 19
-
$1,422 SGD
£876 GBP
View
Retailer 20
-
$1,681 SGD
$1,315 USD
View
Price last confirmed 10 days ago
B
Retailer 21
-
$1,713 SGD
$1,340 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJIIHM · Oct 31
$2,166 SGD
$1,694 USD
View
21 more retailers have this diamond
Prices start from $245 SGDSave up to $1,920 SGD

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
$245 SGD