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Round|Lab Grown|IGI

3.55ct F VVS2 Round Lab Grown Diamond

ID • F/VVS2 • IGI LG755515145

Shape and cutting style on the report: Round brilliant

Certificate IGI LG755515145

Diamond specifications and retailer prices

From $500 USD
As of October 29, 2026
Save $2,091 USD (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $7,280 USD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 3.55ct lab-grown round diamond

This 3.55ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG755515145 or 755515145. Listed at 24 retailers as of October 26, 2026, with a 418% 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

3.55
Carat
F
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG755515145
Dimensions9.86 × 9.92 × 5.98 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
9.86 mm9.92 mm3.55 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG755515145
Side View
Table 57.0%Crown 33.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.5%

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 29
Current: $7,280 USD|Low: $471 USD|High: $7,280 USD|Avg: $1,575 USD
Brilliant Earth
Retailer 2
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Retailer 22
October 31, 2026
Retailer 14$500 USD
Retailer 11$560 USD
Retailer 8$620 USD
Retailer 15$620 USD
Retailer 19$760 USD
Retailer 16$779 USD
Retailer 17$943 USD
Retailer 7$964 USD
Retailer 13$1,029 USD
Retailer 22$1,312 USD
Retailer 3$1,319 USD
Retailer 18$1,346 USD
Retailer 10$1,449 USD
Retailer 21$1,466 USD
Retailer 6$1,630 USD
Retailer 9$2,019 USD
Retailer 5$2,052 USD
Retailer 12$2,319 USD
Retailer 2$2,495 USD
Retailer 20$2,591 USD
Retailer 4$3,080 USD
Brilliant Earth$7,280 USD

32 data points across 22 retailers

24 retailers$500 USD to $2,591 USD

A
Cheapest Retailer
-
$500 USD
A
Retailer 2
-
$560 USD
View
A
Retailer 3
-
$620 USD
View
Retailer 4
-
$620 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$691 USD
HK$5,400 HKD
View
A
Retailer 6
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$760 USD
View
A
Retailer 7
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$779 USD
£613 GBP
View
A
Retailer 8
-
$943 USD
€898 EUR
View
B+
Retailer 9
-
$964 USD
View
A
Retailer 10
-
$1,029 USD
£810 GBP
View
B+
Retailer 11
-
$1,312 USD
A$2,018 AUD
View
Retailer 12
-
$1,319 USD
A$2,029 AUD
View
Price last confirmed 11 days ago
A
Retailer 13
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$1,346 USD
ZAR 21,738 ZAR
View
B+
Retailer 14
-
$1,449 USD
View
B+
Retailer 15
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$1,466 USD
View
B+
Retailer 16
-
$1,630 USD
View
B+
Retailer 17
-
$2,019 USD
View
B+
Retailer 18
-
$2,052 USD
View
B+
Retailer 19
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$2,187 USD
View
B+
Retailer 20
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$2,319 USD
View
B+
Retailer 21
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$2,495 USD
A$3,839 AUD
View
B
Retailer 22
-
$2,591 USD
£2,040 GBP
View
Retailer 23
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$3,080 USD
View
Price last confirmed 9 days ago
Most Expensive
Brilliant Earth
18300868A · Oct 16
$7,280 USD
View
Price under review
23 more retailers have this diamond
Prices start from $500 USDSave up to $2,091 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
3.55ct Round
$500 USD