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Princess|Lab Grown|IGI

3.51ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG831645415

Shape and cutting style on the report: Princess cut

Certificate IGI LG831645415

Diamond specifications and retailer prices

From $5,555 SGD
$4,345 USD
As of October 31, 2026
Save $20,112 SGD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $25,667 SGD at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

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 LG831645415 or 831645415. Listed at 11 retailers as of October 27, 2026, with prices from $5,555 to $25,667, a $20,112 spread on the same certified stone. Wholesale Diamonds Direct lists it at $25,667. 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 angle40.8°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831645415
Dimensions8.41 × 8.33 × 5.92 mm
L/W Ratio1.01
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
8.41 mm8.33 mm3.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831645415
Side View
Table 70.0%Crown 40.8°Girdle: MediumPavilion 38.8°Culet: NoneDepth 71.1%

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 31
Current: $5,555 SGD|Low: $5,555 SGD|High: $37,905 SGD|Avg: $19,009 SGD|-43.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Wholesale Diamonds Direct
October 31, 2026
Retailer 1$5,555 SGD
Retailer 4$5,956 SGD
Retailer 6$6,439 SGD
Retailer 8$11,232 SGD
Retailer 3$12,094 SGD
Retailer 2$14,648 SGD
Retailer 9$15,655 SGD
Retailer 7$16,937 SGD
Retailer 10$18,882 SGD
Retailer 5$18,895 SGD
Wholesale Diamonds Direct$25,667 SGD

19 data points across 11 retailers

11 retailers$5,555 SGD to $25,667 SGD

A
Cheapest Retailer
-
$5,555 SGD
$4,345 USD
A
Retailer 2
-
$5,956 SGD
HK$36,400 HKD
View
A
Retailer 3
-
$6,439 SGD
£3,966 GBP
View
B+
Retailer 4
-
$11,232 SGD
ZAR 141,936 ZAR
View
B+
Retailer 5
-
$12,094 SGD
$9,460 USD
View
B
Retailer 6
-
$14,648 SGD
$11,458 USD
View
B+
Retailer 7
-
$15,655 SGD
€11,663 EUR
View
B+
Retailer 8
-
$16,937 SGD
$13,249 USD
View
B
Retailer 9
-
$18,882 SGD
£11,630 GBP
View
B
Retailer 10
-
$18,895 SGD
$14,780 USD
View
Most Expensive
B
Wholesale Diamonds Direct
496695853 · Oct 27
$25,667 SGD
$20,077 USD
View
10 more retailers have this diamond
Prices start from $5,555 SGDSave up to $20,112 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
$5,555 SGD