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Princess|Lab Grown|IGI

3.12ct H VS1 Princess Lab Grown Diamond

ID • H/VS1 • IGI LG526268185

Shape and cutting style on the report: Princess cut

Certificate IGI LG526268185

Diamond specifications and retailer prices

From $4,140 USD
As of October 31, 2026
Save $14,524 USD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $23,804 USD at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

About this 3.12ct lab-grown princess diamond

This 3.12ct lab-grown princess sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG526268185 or 526268185. Listed at 12 retailers as of October 31, 2026, with a 351% 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

3.12
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.3°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526268185
Dimensions7.90 × 7.86 × 5.69 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.90 mm7.86 mm3.12 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526268185
Side View
Table 73.0%Crown 46.3°Girdle: Slightly ThickPavilion 38.3°Culet: NoneDepth 72.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $23,804 USD|Low: $4,140 USD|High: $25,739 USD|Avg: $13,155 USD|-7.5%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 8$4,140 USD
Retailer 7$8,837 USD
Retailer 12$9,191 USD
Retailer 9$10,251 USD
Retailer 4$10,307 USD
Retailer 6$11,222 USD
Retailer 11$11,529 USD
Retailer 10$11,858 USD
Retailer 3$14,691 USD
Retailer 5$18,664 USD
Retailer 2$23,699 USD
Cape Diamonds$23,804 USD

21 data points across 12 retailers

12 retailers$4,140 USD to $18,664 USD

B+
Cheapest Retailer
-
$4,140 USD
B
Retailer 2
-
$8,837 USD
View
B
Retailer 3
-
$9,191 USD
View
B
Retailer 4
-
$10,251 USD
View
Retailer 5
-
$10,251 USD
View
Price last confirmed 16 days ago
B
Retailer 6
-
$11,222 USD
View
B
Retailer 7
-
$11,529 USD
View
B
Retailer 8
-
$11,858 USD
View
B
Retailer 9
-
$14,691 USD
£11,568 GBP
View
B
Retailer 10
-
$18,664 USD
£14,696 GBP
View
Retailer 11
-
$23,699 USD
A$36,460 AUD
View
Price under review
Most Expensive
Cape Diamonds
cert_526268185 · Oct 29
$23,804 USD
ZAR 384,553 ZAR
View
Price under review
11 more retailers have this diamond
Prices start from $4,140 USDSave up to $14,524 USD

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.

B+
3.12ct Princess
$4,140 USD