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Radiant|Lab Grown|IGI

3.51ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG697504753

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

Certificate IGI LG697504753

Diamond specifications and retailer prices

From $1,948 SGD
$1,524 USD
As of October 29, 2026
Save $9,238 SGD (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $11,186 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.51ct lab-grown radiant diamond

This 3.51ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG697504753 or 697504753. Listed at 20 retailers as of October 29, 2026, with prices from $1,948 to $11,186, a $9,238 spread on the same certified stone. Brilliant Earth lists it at $11,186. 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

3.51
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle30.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG697504753
Dimensions10.82 × 7.14 × 4.95 mm
L/W Ratio1.52
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.82 mm7.14 mm3.51 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG697504753
Side View
Table 64.0%Crown 45.7°Girdle: MED-STKPavilion 30.3°Culet: NoneDepth 69.3%

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 29
Current: $11,186 SGD|Low: $1,760 SGD|High: $14,919 SGD|Avg: $4,444 SGD|-25.0%
Brilliant Earth
Retailer 2
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Retailer 5
Retailer 6
Retailer 7
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Retailer 11
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Retailer 14
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Retailer 22
October 30, 2026
Retailer 14$1,760 SGD
Retailer 15$1,851 SGD
Retailer 11$1,877 SGD
Retailer 17$1,948 SGD
Retailer 22$2,084 SGD
Retailer 5$2,160 SGD
Retailer 4$2,187 SGD
Retailer 2$2,623 SGD
Retailer 18$2,669 SGD
Retailer 19$2,967 SGD
Retailer 3$3,477 SGD
Retailer 13$4,332 SGD
Retailer 21$4,501 SGD
Retailer 20$5,126 SGD
Retailer 6$5,325 SGD
Retailer 7$5,842 SGD
Retailer 16$6,027 SGD
Retailer 8$6,246 SGD
Retailer 9$6,545 SGD
Retailer 10$7,303 SGD
Retailer 12$7,932 SGD
Brilliant Earth$11,186 SGD

33 data points across 22 retailers

20 retailers$1,948 SGD to $11,186 SGD

A
Cheapest Retailer
-
$1,948 SGD
$1,524 USD
Final sale: no returns
A
Retailer 2
-
$2,084 SGD
$1,630 USD
View
A
Retailer 3
-
$2,160 SGD
HK$13,200 HKD
View
A
Retailer 4
-
$2,187 SGD
$1,711 USD
View
A
Retailer 5
-
$2,623 SGD
£1,615 GBP
View
A
Retailer 6
-
$2,669 SGD
$2,088 USD
View
Retailer 7
-
$2,967 SGD
€2,210 EUR
View
Price last confirmed 7 days ago
A
Retailer 8
-
$3,477 SGD
$2,720 USD
View
A
Retailer 9
-
$4,332 SGD
ZAR 54,744 ZAR
View
A
Retailer 10
-
$4,501 SGD
£2,772 GBP
View
B+
Retailer 11
-
$5,126 SGD
$4,010 USD
View
B+
Retailer 12
-
$5,325 SGD
$4,165 USD
View
B+
Retailer 13
-
$5,842 SGD
$4,570 USD
View
B+
Retailer 14
-
$6,027 SGD
£3,712 GBP
View
B+
Retailer 15
-
$6,246 SGD
View
B+
Retailer 16
-
$6,545 SGD
$5,120 USD
View
Retailer 17
-
$7,303 SGD
A$8,789 AUD
View
Price last confirmed 31 days ago
Retailer 18
-
$7,374 SGD
$5,768 USD
View
Price last confirmed 95 days ago
Retailer 19
-
$7,932 SGD
$6,205 USD
View
Price last confirmed 32 days ago
Most Expensive
B
Brilliant Earth
13779104A · Oct 30
$11,186 SGD
$8,750 USD
View
19 more retailers have this diamond
Prices start from $1,948 SGDSave up to $9,238 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
3.51ct Radiant
$1,948 SGD