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Radiant|Lab Grown|IGI

1.15ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG804650183

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

Certificate IGI LG804650183

Diamond specifications and retailer prices

From $302 SGD
$236 USD
As of November 2, 2026
Save $2,831 SGD (90%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,939 SGD at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 1.15ct lab-grown radiant diamond

This 1.15ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804650183 or 804650183. Listed at 24 retailers as of November 1, 2026, with a 938% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.9°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804650183
Dimensions7.55 × 5.14 × 3.54 mm
L/W Ratio1.47
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
7.55 mm5.14 mm1.15 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804650183
Side View
Table 67.0%Crown 45.9°Girdle: Slightly ThickPavilion 39.9°Culet: NoneDepth 68.9%

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 2
Current: $2,455 SGD|Low: $302 SGD|High: $3,133 SGD|Avg: $941 SGD
Brilliant Earth
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 3, 2026
Retailer 3$302 SGD
Retailer 13$339 SGD
Retailer 7$363 SGD
Retailer 16$375 SGD
Retailer 21$386 SGD
Retailer 6$389 SGD
Retailer 12$646 SGD
Retailer 9$654 SGD
Retailer 4$671 SGD
Retailer 8$691 SGD
Retailer 18$709 SGD
Retailer 5$748 SGD
Retailer 10$898 SGD
Retailer 2$1,209 SGD
Retailer 11$1,249 SGD
Retailer 15$1,272 SGD
Retailer 17$1,361 SGD
Retailer 19$1,487 SGD
Retailer 20$1,502 SGD
Brilliant Earth$2,455 SGD
Retailer 14$3,133 SGD

27 data points across 21 retailers

24 retailers$302 SGD to $3,133 SGD

A
Cheapest Retailer
-
$302 SGD
$236 USD
A
Retailer 2
-
$339 SGD
$265 USD
View
Final sale: no returns
A
Retailer 3
-
$363 SGD
$284 USD
View
A
Retailer 4
-
$375 SGD
$293 USD
View
A
Retailer 5
-
$386 SGD
£238 GBP
View
Retailer 6
-
$389 SGD
$304 USD
View
Price last confirmed 9 days ago
Retailer 7
-
$646 SGD
$505 USD
View
Price last confirmed 12 days ago
A
Retailer 8
-
$654 SGD
$511 USD
View
A
Retailer 9
-
$671 SGD
ZAR 8,475 ZAR
View
A
Retailer 10
-
$691 SGD
$540 USD
View
A
Retailer 11
-
$709 SGD
£436 GBP
View
A
Retailer 12
-
$748 SGD
€557 EUR
View
B+
Retailer 13
-
$898 SGD
$702 USD
View
B+
Retailer 14
-
$1,209 SGD
$945 USD
View
Retailer 15
-
$1,241 SGD
$970 USD
View
Price last confirmed 28 days ago
B+
Retailer 16
-
$1,249 SGD
$977 USD
View
B+
Retailer 17
-
$1,272 SGD
$994 USD
View
B+
Retailer 18
-
$1,361 SGD
View
B+
Retailer 19
-
$1,487 SGD
$1,163 USD
View
B+
Retailer 20
-
$1,502 SGD
£925 GBP
View
Retailer 21
-
$1,618 SGD
£996 GBP
View
Price last confirmed 12 days ago
B
Retailer 22
-
$2,455 SGD
$1,920 USD
View
B
Retailer 23
-
$3,133 SGD
$2,450 USD
View
Most Expensive
Brilliant Earth
20528202A · Sep 28
$3,939 SGD
$3,080 USD
View
Price last confirmed 35 days ago
23 more retailers have this diamond
Prices start from $302 SGDSave up to $2,831 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
1.15ct Radiant
$302 SGD