Round|Lab Grown|IGI

3.55ct I VS1 Round Lab Grown Diamond

EX • I/VS1 • IGI LG634412558

Shape and cutting style on the report: Round brilliant

Certificate IGI LG634412558

Diamond specifications and retailer prices

From $555 USD
As of October 2, 2026
14 retailers carry this diamond
Most expensive: $3,980 USD at Do Amore Diamonds · As of October 21, 2026
View at Do Amore Diamonds

About this 3.55ct lab-grown round diamond

This 3.55ct lab-grown round sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG634412558 or 634412558. Listed at 14 retailers as of October 2, 2026. 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

3.55
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634412558
Dimensions9.75 × 9.67 × 5.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.75 mm9.67 mm3.55 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634412558
Side View
Table 57.0%Crown 34.6°Girdle: Slightly ThickPavilion 40.3°Culet: NoneDepth 61.7%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 2
Current: $3,980 USD|Low: $700 USD|High: $3,980 USD|Avg: $1,562 USD
Do Amore 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
October 23, 2026
Retailer 10$755 USD
Retailer 4$785 USD
Retailer 11$829 USD
Retailer 12$871 USD
Retailer 13$874 USD
Retailer 7$1,318 USD
Retailer 5$1,363 USD
Retailer 9$1,492 USD
Retailer 8$1,920 USD
Retailer 2$2,092 USD
Retailer 3$2,114 USD
Retailer 6$2,572 USD
Do Amore Diamonds$3,980 USD

23 data points across 13 retailers

14 retailers$555 USD to $3,980 USD

Retailer 1
-
$555 USD
Price last confirmed 28 days ago
Retailer 2
-
$755 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$829 USD
£653 GBP
View
Price last confirmed 23 days ago
Retailer 4
-
$871 USD
View
Price last confirmed 10 days ago
Retailer 5
-
$874 USD
View
Price last confirmed 9 days ago
Retailer 6
-
$1,318 USD
ZAR 21,294 ZAR
View
Price last confirmed 11 days ago
Retailer 7
-
$1,492 USD
View
Price last confirmed 9 days ago
Retailer 8
-
$1,612 USD
View
Price last confirmed 23 days ago
Retailer 9
-
$1,920 USD
View
Price last confirmed 13 days ago
Retailer 10
-
$1,960 USD
View
Price last confirmed 26 days ago
Retailer 11
-
$2,092 USD
View
Price last confirmed 7 days ago
Retailer 12
-
$2,114 USD
View
Price last confirmed 9 days ago
Retailer 13
-
$2,572 USD
£2,025 GBP
View
Price last confirmed 10 days ago
Most Expensive
Do Amore Diamonds
27-DDEEEC622 · Oct 21
$3,980 USD
View
Price last confirmed 10 days ago
13 more retailers have this diamond

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.

3.55ct Round
$555 USD