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Princess|Lab Grown|IGI

3.51ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG754594391

Shape and cutting style on the report: Princess cut

Certificate IGI LG754594391

Diamond specifications and retailer prices

From $3,408 SGD
$2,666 USD
As of October 30, 2026
Save $20,038 SGD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $24,762 SGD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 3.51ct lab-grown princess diamond

This 3.51ct lab-grown princess sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754594391 or 754594391. Listed at 17 retailers as of October 30, 2026, with a 588% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594391
Dimensions8.40 × 8.15 × 5.86 mm
L/W Ratio1.03
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
8.40 mm8.15 mm3.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594391
Side View
Table 64.0%Crown 43.5°Girdle: MediumPavilion 36.6°Culet: NoneDepth 71.9%

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: $24,762 SGD|Low: $3,408 SGD|High: $47,646 SGD|Avg: $12,047 SGD|-2.1%
Novita 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
October 31, 2026
Retailer 14$3,408 SGD
Retailer 2$3,707 SGD
Retailer 11$3,884 SGD
Retailer 15$4,116 SGD
Retailer 16$4,327 SGD
Retailer 5$5,452 SGD
Retailer 10$5,801 SGD
Retailer 17$7,105 SGD
Retailer 6$7,678 SGD
Retailer 9$7,811 SGD
Retailer 8$8,310 SGD
Retailer 4$10,744 SGD
Retailer 3$11,120 SGD
Retailer 7$12,780 SGD
Retailer 12$13,692 SGD
Retailer 13$23,446 SGD
Novita Diamonds$24,762 SGD

33 data points across 17 retailers

17 retailers$3,408 SGD to $23,446 SGD

A
Cheapest Retailer
-
$3,408 SGD
$2,666 USD
A
Retailer 2
-
$3,707 SGD
$2,900 USD
View
A
Retailer 3
-
$3,884 SGD
$3,038 USD
View
A
Retailer 4
-
$4,116 SGD
$3,220 USD
View
A
Retailer 5
-
$4,327 SGD
$3,385 USD
View
A
Retailer 6
-
$5,452 SGD
$4,265 USD
View
A
Retailer 7
-
$5,801 SGD
$4,538 USD
View
A
Retailer 8
-
$7,105 SGD
€5,293 EUR
View
B+
Retailer 9
-
$7,678 SGD
$6,006 USD
View
B+
Retailer 10
-
$7,811 SGD
$6,110 USD
View
Final sale: no returns
Retailer 11
-
$8,310 SGD
$6,500 USD
View
Price last confirmed 13 days ago
B+
Retailer 12
-
$10,744 SGD
$8,404 USD
View
B+
Retailer 13
-
$11,120 SGD
£6,849 GBP
View
Retailer 14
-
$12,780 SGD
A$15,380 AUD
View
Price last confirmed 9 days ago
B+
Retailer 15
-
$13,692 SGD
$10,710 USD
View
B
Retailer 16
-
$23,446 SGD
$18,340 USD
View
Most Expensive
Novita Diamonds
cert_754594391 · Oct 8
$24,762 SGD
A$29,799 AUD
View
Price last confirmed 22 days ago
16 more retailers have this diamond
Prices start from $3,408 SGDSave up to $20,038 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 Princess
$3,408 SGD