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Radiant|Lab Grown|IGI

5.12ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG773639235

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

Certificate IGI LG773639235

Diamond specifications and retailer prices

From $11,364 SGD
$8,889 USD
As of October 31, 2026
Save $46,228 SGD (80%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $57,592 SGD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 5.12ct lab-grown radiant diamond

This 5.12ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG773639235 or 773639235. Listed at 23 retailers as of October 29, 2026, with prices from $11,364 to $57,592, a $46,228 spread on the same certified stone. Do Amore Diamonds lists it at $57,592. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.12
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG773639235
Dimensions12.42 × 8.57 × 5.74 mm
L/W Ratio1.45
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
12.42 mm8.57 mm5.12 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG773639235
Side View
Table 63.0%Crown 39.6°Girdle: MED-STKPavilion 36.5°Culet: NoneDepth 67.0%

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 31
Current: $57,592 SGD|Low: $11,364 SGD|High: $116,380 SGD|Avg: $33,016 SGD|-17.5%
Do Amore Diamonds
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
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Retailer 19
Retailer 20
October 30, 2026
Retailer 4$11,364 SGD
Retailer 17$13,371 SGD
Retailer 9$14,399 SGD
Retailer 20$14,734 SGD
Retailer 5$14,913 SGD
Retailer 19$15,159 SGD
Retailer 12$15,428 SGD
Retailer 18$16,071 SGD
Retailer 3$16,165 SGD
Retailer 2$19,608 SGD
Retailer 11$23,594 SGD
Retailer 14$25,404 SGD
Retailer 16$26,190 SGD
Retailer 13$33,446 SGD
Retailer 15$36,140 SGD
Retailer 6$41,040 SGD
Retailer 8$48,989 SGD
Retailer 7$52,979 SGD
Do Amore Diamonds$57,592 SGD
Retailer 10$95,714 SGD

41 data points across 20 retailers

23 retailers$11,364 SGD to $57,592 SGD

A
Cheapest Retailer
-
$11,364 SGD
$8,889 USD
A
Retailer 2
-
$12,856 SGD
$10,056 USD
View
A
Retailer 3
-
$13,371 SGD
$10,459 USD
View
A
Retailer 4
-
$14,399 SGD
$11,263 USD
View
Final sale: no returns
A
Retailer 5
-
$14,734 SGD
$11,525 USD
View
A
Retailer 6
-
$14,913 SGD
$11,665 USD
View
Retailer 7
-
$14,914 SGD
$11,666 USD
View
Price last confirmed 14 days ago
A
Retailer 8
-
$15,159 SGD
$11,858 USD
View
A
Retailer 9
-
$15,428 SGD
$12,068 USD
View
A
Retailer 10
-
$16,071 SGD
$12,571 USD
View
A
Retailer 11
-
$16,165 SGD
$12,645 USD
View
A
Retailer 12
-
$19,608 SGD
£12,077 GBP
View
A
Retailer 13
-
$23,594 SGD
£14,532 GBP
View
B+
Retailer 14
-
$25,404 SGD
£15,647 GBP
View
Retailer 15
-
$26,190 SGD
€19,511 EUR
View
Price last confirmed 7 days ago
B+
Retailer 16
-
$33,446 SGD
ZAR 422,660 ZAR
View
B+
Retailer 17
-
$36,140 SGD
$28,270 USD
View
B+
Retailer 18
-
$41,040 SGD
$32,103 USD
View
B+
Retailer 19
-
$45,732 SGD
$35,773 USD
View
B
Retailer 20
-
$48,989 SGD
$38,321 USD
View
B
Retailer 21
-
$52,979 SGD
$41,441 USD
View
Most Expensive
B
Do Amore Diamonds
27-86864EE0D · Oct 29
$57,592 SGD
$45,050 USD
View
21 more retailers have this diamond
Prices start from $11,364 SGDSave up to $46,228 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
5.12ct Radiant
$11,364 SGD