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Round|Lab Grown|IGI

3.05ct I VS1 Round Lab Grown Diamond

ID • I/VS1 • IGI LG607309904

Shape and cutting style on the report: Round brilliant

Certificate IGI LG607309904

Diamond specifications and retailer prices

From £367 GBP
$492 USD
As of October 29, 2026
Save £2,260 GBP (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,627 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.05ct lab-grown round diamond

This 3.05ct 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 LG607309904 or 607309904. Listed at 13 retailers as of October 29, 2026, with prices from £367 to £2,627, a £2,260 spread on the same certified stone. Do Amore Diamonds lists it at £2,627. 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

3.05
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG607309904
Dimensions9.29 × 9.21 × 5.75 mm
L/W Ratio1.01
Girdle conditionFaceted
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
9.29 mm9.21 mm3.05 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG607309904
Side View
Table 58.0%Crown 35.7°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.2%

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: £2,627 GBP|Low: £362 GBP|High: £2,627 GBP|Avg: £994 GBP
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 30, 2026
Retailer 11£367 GBP
Retailer 2£543 GBP
Retailer 13£581 GBP
Retailer 7£582 GBP
Retailer 3£594 GBP
Retailer 4£610 GBP
Retailer 6£879 GBP
Retailer 9£1,029 GBP
Retailer 10£1,302 GBP
Retailer 12£1,332 GBP
Retailer 5£1,414 GBP
Retailer 8£1,496 GBP
Do Amore Diamonds£2,627 GBP

35 data points across 13 retailers

13 retailers£367 GBP to £2,627 GBP

A
Cheapest Retailer
-
£367 GBP
$492 USD
A
Retailer 2
-
£543 GBP
View
B+
Retailer 3
-
£581 GBP
$779 USD
View
B+
Retailer 4
-
£582 GBP
$780 USD
View
A
Retailer 5
-
£594 GBP
$796 USD
View
A
Retailer 6
-
£610 GBP
$818 USD
View
B+
Retailer 7
-
£879 GBP
ZAR 19,036 ZAR
View
B+
Retailer 8
-
£1,029 GBP
$1,379 USD
View
B
Retailer 9
-
£1,302 GBP
$1,745 USD
View
Retailer 10
-
£1,332 GBP
$1,785 USD
View
Price last confirmed 26 days ago
B
Retailer 11
-
£1,414 GBP
$1,895 USD
View
B
Retailer 12
-
£1,496 GBP
View
Most Expensive
B
Do Amore Diamonds
27-D4C603988 · Oct 29
£2,627 GBP
$3,520 USD
View
12 more retailers have this diamond
Prices start from £367 GBPSave up to £2,260 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
3.05ct Round
£367 GBP