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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 HK$34,090 HKD
$4,345 USD
As of October 31, 2026
Save HK$123,430 HKD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$157,520 HKD 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 HK$34,090 to HK$157,520, a HK$123,430 spread on the same certified stone. Wholesale Diamonds Direct lists it at HK$157,520. 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: HK$34,090 HKD|Low: HK$34,090 HKD|High: HK$232,625 HKD|Avg: HK$116,663 HKD|-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 1HK$34,090 HKD
Retailer 4HK$36,555 HKD
Retailer 6HK$39,519 HKD
Retailer 8HK$68,931 HKD
Retailer 3HK$74,220 HKD
Retailer 2HK$89,896 HKD
Retailer 9HK$96,080 HKD
Retailer 7HK$103,945 HKD
Retailer 10HK$115,882 HKD
Retailer 5HK$115,959 HKD
Wholesale Diamonds DirectHK$157,520 HKD

19 data points across 11 retailers

11 retailersHK$34,090 HKD to HK$157,520 HKD

A
Cheapest Retailer
-
HK$34,090 HKD
$4,345 USD
A
Retailer 2
-
HK$36,555 HKD
View
A
Retailer 3
-
HK$39,519 HKD
£3,966 GBP
View
B+
Retailer 4
-
HK$68,931 HKD
ZAR 141,936 ZAR
View
B+
Retailer 5
-
HK$74,220 HKD
$9,460 USD
View
B
Retailer 6
-
HK$89,896 HKD
$11,458 USD
View
B+
Retailer 7
-
HK$96,080 HKD
€11,663 EUR
View
B+
Retailer 8
-
HK$103,945 HKD
$13,249 USD
View
B
Retailer 9
-
HK$115,882 HKD
£11,630 GBP
View
B
Retailer 10
-
HK$115,959 HKD
$14,780 USD
View
Most Expensive
B
Wholesale Diamonds Direct
496695853 · Oct 27
HK$157,520 HKD
$20,077 USD
View
10 more retailers have this diamond
Prices start from HK$34,090 HKDSave up to HK$123,430 HKD

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
HK$34,090 HKD