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Princess|Lab Grown|IGI

3.66ct H VS1 Princess Lab Grown Diamond

EX • H/VS1

Diamond specifications and retailer prices

From $1,487 USD
£1,171 GBP
As of November 2, 2026
Save $4,223 USD (74%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $5,710 USD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 3.66ct lab-grown princess diamond

This 3.66ct 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. Listed at 4 retailers as of November 1, 2026, with prices from $1,487 to $5,710, a $4,223 spread on the same certified stone. The Diamond Guys lists it at $5,710. 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

3.66
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions8.45 × 8.37 × 5.90 mm
L/W Ratio1.01
Top View
8.45 mm8.37 mm3.66 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 67.5%CrownGirdle: MediumPavilionCulet: NoneDepth 70.5%

Caratlytics Score

How it works →
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: Nov 2
Current: $1,487 USD|Low: $1,487 USD|High: $5,710 USD|Avg: $3,257 USD|-0.1%
Retailer 1
Retailer 2
Retailer 3
The Diamond Guys
November 2, 2026
Retailer 1$1,487 USD
Retailer 3$2,286 USD
Retailer 2$3,238 USD
The Diamond Guys$5,710 USD

16 data points across 4 retailers

4 retailers$1,487 USD to $5,710 USD

A
Cheapest Retailer
-
$1,487 USD
£1,171 GBP
B+
Retailer 2
-
$2,286 USD
View
B
Retailer 3
-
$3,238 USD
CA$4,497 CAD
View
Most Expensive
B
The Diamond Guys
1995488840 · Nov 1
$5,710 USD
View
3 more retailers have this diamond
Prices start from $1,487 USDSave up to $4,223 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.

A
3.66ct Princess
$1,487 USD