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Round|Lab Grown|IGI

1.06ct H VVS2 Round Lab Grown Diamond

EX • H/VVS2 • IGI LG818659507

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818659507

Diamond specifications and retailer prices

From £108 GBP
$145 USD
As of October 29, 2026
Save £727 GBP (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £835 GBP at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 1.06ct lab-grown round diamond

This 1.06ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818659507 or 818659507. Listed at 21 retailers as of October 29, 2026, with prices from £108 to £835, a £727 spread on the same certified stone. Helzberg Diamonds lists it at £835. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.06
Carat
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818659507
Dimensions6.48 × 6.44 × 4.06 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
6.48 mm6.44 mm1.06 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818659507
Side View
Table 58.0%Crown 35.6°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.8%

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: £835 GBP|Low: £104 GBP|High: £835 GBP|Avg: £320 GBP
Helzberg Diamonds
Retailer 2
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Retailer 21
October 30, 2026
Retailer 3£108 GBP
Retailer 10£121 GBP
Retailer 19£125 GBP
Retailer 5£134 GBP
Retailer 21£134 GBP
Retailer 16£230 GBP
Retailer 13£237 GBP
Retailer 2£239 GBP
Retailer 11£242 GBP
Retailer 8£249 GBP
Retailer 9£318 GBP
Retailer 18£321 GBP
Retailer 17£327 GBP
Retailer 20£343 GBP
Retailer 12£369 GBP
Retailer 7£403 GBP
Retailer 6£426 GBP
Retailer 4£431 GBP
Retailer 14£472 GBP
Retailer 15£630 GBP
Helzberg Diamonds£835 GBP

33 data points across 21 retailers

21 retailers£108 GBP to £835 GBP

A
Cheapest Retailer
-
£108 GBP
$145 USD
A
Retailer 2
-
£121 GBP
$162 USD
View
Final sale: no returns
A
Retailer 3
-
£125 GBP
$168 USD
View
A
Retailer 4
-
£134 GBP
$180 USD
View
A
Retailer 5
-
£134 GBP
$180 USD
View
A
Retailer 6
-
£230 GBP
ZAR 4,982 ZAR
View
A
Retailer 7
-
£237 GBP
€303 EUR
View
A
Retailer 8
-
£239 GBP
View
A
Retailer 9
-
£242 GBP
$324 USD
View
A
Retailer 10
-
£249 GBP
$333 USD
View
B+
Retailer 11
-
£318 GBP
$426 USD
View
Retailer 12
-
£321 GBP
$430 USD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
£327 GBP
A$674 AUD
View
B+
Retailer 14
-
£343 GBP
$459 USD
View
B+
Retailer 15
-
£369 GBP
SGD 668 SGD
View
B+
Retailer 16
-
£403 GBP
$540 USD
View
B+
Retailer 17
-
£426 GBP
$571 USD
View
B+
Retailer 18
-
£431 GBP
$578 USD
View
B
Retailer 19
-
£472 GBP
$633 USD
View
B
Retailer 20
-
£630 GBP
View
Most Expensive
B
Helzberg Diamonds
ZXZOHOMLPLGN · Oct 29
£835 GBP
$1,119 USD
View
20 more retailers have this diamond
Prices start from £108 GBPSave up to £727 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
1.06ct Round
£108 GBP