CaratHunter
Plans
Heart|Lab Grown|IGI

1.15ct G VS1 Heart Lab Grown Diamond

EX • G/VS1 • IGI LG680548915

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG680548915

Diamond specifications and retailer prices

From £180 GBP
As of November 4, 2026
Save £806 GBP (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,731 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.15ct lab-grown heart diamond

This 1.15ct lab-grown heart sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG680548915 or 680548915. Listed at 16 retailers as of November 4, 2026, with a 448% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680548915
Dimensions6.44 × 7.23 × 4.20 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.44 mm7.23 mm1.15 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680548915
Side View
Table 62.0%Crown 37.4°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 58.1%

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: £1,731 GBP|Low: £173 GBP|High: £1,731 GBP|Avg: £531 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
Retailer 14
November 5, 2026
Retailer 14£180 GBP
Retailer 12£201 GBP
Retailer 5£209 GBP
Retailer 3£224 GBP
Retailer 6£299 GBP
Retailer 10£303 GBP
Retailer 9£425 GBP
Retailer 2£468 GBP
Retailer 8£605 GBP
Retailer 11£721 GBP
Retailer 4£793 GBP
Retailer 7£984 GBP
Retailer 13£986 GBP
Do Amore Diamonds£1,731 GBP

45 data points across 14 retailers

16 retailers£180 GBP to £986 GBP

A
Cheapest Retailer
-
£180 GBP
A
Retailer 2
-
£201 GBP
View
Final sale: no returns
A
Retailer 3
-
£209 GBP
View
A
Retailer 4
-
£224 GBP
View
A
Retailer 5
-
£241 GBP
View
B+
Retailer 6
-
£299 GBP
View
B+
Retailer 7
-
£299 GBP
View
B+
Retailer 8
-
£425 GBP
View
B+
Retailer 9
-
£468 GBP
View
B
Retailer 10
-
£605 GBP
View
B
Retailer 11
-
£721 GBP
View
B
Retailer 12
-
£793 GBP
View
B
Retailer 13
-
£917 GBP
View
B
Retailer 14
-
£984 GBP
View
B
Retailer 15
-
£986 GBP
View
Most Expensive
Do Amore Diamonds
27-1B1A72980 · Nov 4
£1,731 GBP
$2,330 USD
View
Price under review
15 more retailers have this diamond
Prices start from £180 GBPSave up to £806 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
1.15ct Heart
£180 GBP