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Heart|Lab Grown|IGI

1.09ct G VVS1 Heart Lab Grown Diamond

ID • G/VVS1 • IGI LG817602896

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG817602896

Diamond specifications and retailer prices

From £140 GBP
As of November 4, 2026
Save £721 GBP (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £861 GBP at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.09ct lab-grown heart diamond

This 1.09ct lab-grown heart sits in the classic one-carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG817602896 or 817602896. Listed at 20 retailers as of November 4, 2026, with prices from £140 to £861, a £721 spread on the same certified stone. Reve Diamonds lists it at £861. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.8°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817602896
Dimensions6.23 × 7.11 × 4.11 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.23 mm7.11 mm1.09 ctG / VVS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG817602896
Side View
Table 64.0%Crown 37.8°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 57.8%

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: Nov 4
Current: £192 GBP|Low: £140 GBP|High: £914 GBP|Avg: £426 GBP|-4.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
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Retailer 12
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Retailer 17
Reve Diamonds
November 5, 2026
Retailer 14£140 GBP
Retailer 16£157 GBP
Retailer 3£163 GBP
Retailer 4£175 GBP
Retailer 1£192 GBP
Retailer 8£297 GBP
Retailer 2£305 GBP
Retailer 12£314 GBP
Retailer 11£347 GBP
Retailer 9£355 GBP
Retailer 5£447 GBP
Retailer 6£475 GBP
Retailer 15£561 GBP
Retailer 7£585 GBP
Retailer 17£600 GBP
Retailer 10£639 GBP
Retailer 13£813 GBP
Reve Diamonds£861 GBP

31 data points across 18 retailers

20 retailers£140 GBP to £861 GBP

A
Cheapest Retailer
-
£140 GBP
A
Retailer 2
-
£157 GBP
View
Final sale: no returns
A
Retailer 3
-
£163 GBP
View
A
Retailer 4
-
£175 GBP
View
A
Retailer 5
-
£192 GBP
View
A
Retailer 6
-
£199 GBP
View
Retailer 7
-
£297 GBP
View
Price last confirmed 13 days ago
B+
Retailer 8
-
£305 GBP
View
B+
Retailer 9
-
£314 GBP
View
B+
Retailer 10
-
£347 GBP
View
Retailer 11
-
£355 GBP
View
Price last confirmed 10 days ago
B
Retailer 12
-
£447 GBP
View
B
Retailer 13
-
£475 GBP
View
B
Retailer 14
-
£561 GBP
View
B
Retailer 15
-
£585 GBP
View
B
Retailer 16
-
£600 GBP
View
B
Retailer 17
-
£639 GBP
View
B
Retailer 18
-
£639 GBP
View
B
Retailer 19
-
£813 GBP
View
Most Expensive
B
Reve Diamonds
C1C679D2A · Nov 4
£861 GBP
$1,159 USD
View
19 more retailers have this diamond
Prices start from £140 GBPSave up to £721 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
1.09ct Heart
£140 GBP