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Round|Lab Grown|IGI

3.55ct D VVS2 Round Lab Grown Diamond

ID • D/VVS2 • IGI LG841655819

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841655819

Diamond specifications and retailer prices

From £552 GBP
$735 USD
As of October 26, 2026
Save £1,967 GBP (78%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £3,285 GBP at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 3.55ct lab-grown round diamond

This 3.55ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841655819 or 841655819. Listed at 20 retailers as of October 25, 2026, with a 356% 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
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841655819
Dimensions9.78 × 9.80 × 6.03 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.78 mm9.80 mm3.55 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841655819
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.6%

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 26
Current: £3,285 GBP|Low: £552 GBP|High: £3,285 GBP|Avg: £1,416 GBP
Rare Carat
Retailer 2
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Retailer 12
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Retailer 20
October 29, 2026
Retailer 5£552 GBP
Retailer 19£601 GBP
Retailer 11£618 GBP
Retailer 3£641 GBP
Retailer 12£843 GBP
Retailer 10£937 GBP
Retailer 14£984 GBP
Retailer 2£1,003 GBP
Retailer 13£1,018 GBP
Retailer 6£1,038 GBP
Retailer 17£1,445 GBP
Retailer 16£1,473 GBP
Retailer 18£1,521 GBP
Retailer 20£1,578 GBP
Retailer 7£1,801 GBP
Retailer 4£2,165 GBP
Retailer 8£2,179 GBP
Retailer 9£2,208 GBP
Retailer 15£2,519 GBP
Rare Carat£3,285 GBP

13 data points across 20 retailers

20 retailers£552 GBP to £2,519 GBP

A
Cheapest Retailer
-
£552 GBP
$735 USD
A
Retailer 2
-
£601 GBP
$800 USD
View
A
Retailer 3
-
£618 GBP
$823 USD
View
Final sale: no returns
A
Retailer 4
-
£641 GBP
$853 USD
View
Retailer 5
-
£843 GBP
View
Price last confirmed 12 days ago
A
Retailer 6
-
£937 GBP
$1,248 USD
View
A
Retailer 7
-
£984 GBP
$1,310 USD
View
A
Retailer 8
-
£1,003 GBP
€1,272 EUR
View
A
Retailer 9
-
£1,018 GBP
View
A
Retailer 10
-
£1,038 GBP
$1,382 USD
View
Retailer 11
-
£1,445 GBP
A$2,961 AUD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
£1,473 GBP
ZAR 31,695 ZAR
View
B+
Retailer 13
-
£1,521 GBP
$2,026 USD
View
B+
Retailer 14
-
£1,578 GBP
$2,101 USD
View
B+
Retailer 15
-
£1,801 GBP
$2,398 USD
View
B
Retailer 16
-
£2,165 GBP
$2,883 USD
View
B
Retailer 17
-
£2,179 GBP
$2,902 USD
View
B
Retailer 18
-
£2,208 GBP
$2,940 USD
View
B
Retailer 19
-
£2,519 GBP
View
Most Expensive
Rare Carat
22N841655819 · Oct 18
£3,285 GBP
$4,375 USD
View
Price last confirmed 11 days ago
19 more retailers have this diamond
Prices start from £552 GBPSave up to £1,967 GBP

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
£552 GBP