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Round|Lab Grown|IGI

2.56ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG595378651

Shape and cutting style on the report: Round brilliant

Certificate IGI LG595378651

Diamond specifications and retailer prices

From £644 GBP
$863 USD
As of October 31, 2026
Save £2,938 GBP (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £4,933 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 2.56ct lab-grown round diamond

This 2.56ct lab-grown round sits in the two to three carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG595378651 or 595378651. Listed at 23 retailers as of October 31, 2026, with a 456% 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

2.56
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG595378651
Dimensions8.82 × 8.77 × 5.39 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.82 mm8.77 mm2.56 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG595378651
Side View
Table 58.0%Crown 34.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.3%

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 31
Current: £4,933 GBP|Low: £529 GBP|High: £4,933 GBP|Avg: £1,722 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
Retailer 18
November 1, 2026
Retailer 3£644 GBP
Retailer 5£644 GBP
Retailer 18£728 GBP
Retailer 16£776 GBP
Retailer 14£782 GBP
Retailer 4£909 GBP
Retailer 12£1,088 GBP
Retailer 9£1,488 GBP
Retailer 17£1,587 GBP
Retailer 13£1,688 GBP
Retailer 15£1,835 GBP
Retailer 8£2,170 GBP
Retailer 6£2,178 GBP
Retailer 7£2,540 GBP
Retailer 10£2,614 GBP
Retailer 11£2,666 GBP
Retailer 2£3,582 GBP
Do Amore Diamonds£4,933 GBP

34 data points across 18 retailers

23 retailers£644 GBP to £3,582 GBP

Retailer 1
-
£426 GBP
$571 USD
Price last confirmed 40 days ago
Retailer 2
-
£478 GBP
$640 USD
View
Price last confirmed 26 days ago
Retailer 3
-
£522 GBP
$699 USD
View
Price last confirmed 40 days ago
Retailer 4
-
£644 GBP
$863 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
£644 GBP
$863 USD
View
B+
Retailer 6
-
£728 GBP
$975 USD
View
B+
Retailer 7
-
£776 GBP
$1,040 USD
View
B+
Retailer 8
-
£782 GBP
$1,048 USD
View
B+
Retailer 9
-
£909 GBP
$1,218 USD
View
B
Retailer 10
-
£1,088 GBP
View
B
Retailer 11
-
£1,488 GBP
$1,994 USD
View
Retailer 12
-
£1,535 GBP
$2,057 USD
View
Price last confirmed 41 days ago
B
Retailer 13
-
£1,587 GBP
$2,126 USD
View
B
Retailer 14
-
£1,688 GBP
A$3,480 AUD
View
B
Retailer 15
-
£1,835 GBP
ZAR 39,715 ZAR
View
B
Retailer 16
-
£1,909 GBP
$2,558 USD
View
B
Retailer 17
-
£2,170 GBP
$2,907 USD
View
B
Retailer 18
-
£2,178 GBP
$2,918 USD
View
B
Retailer 19
-
£2,540 GBP
$3,403 USD
View
B
Retailer 20
-
£2,614 GBP
$3,502 USD
View
B
Retailer 21
-
£2,666 GBP
View
B
Retailer 22
-
£3,582 GBP
$4,800 USD
View
Most Expensive
Do Amore Diamonds
27-BCB9E08C8 · Oct 31
£4,933 GBP
$6,610 USD
View
Price under review
22 more retailers have this diamond
Prices start from £644 GBPSave up to £2,938 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
2.56ct Round
£644 GBP