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Heart|Lab Grown|IGI

2.97ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG685508510

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG685508510

Diamond specifications and retailer prices

From £400 GBP
$533 USD
As of October 23, 2026
Save £3,797 GBP (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £4,198 GBP at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 2.97ct lab-grown heart diamond

This 2.97ct lab-grown heart sits in the two to three carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG685508510 or 685508510. Listed at 20 retailers as of October 23, 2026, with prices from £400 to £4,198, a £3,797 spread on the same certified stone. Brilliant Earth lists it at £4,198. 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

2.97
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685508510
Dimensions10.12 × 8.58 × 5.92 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.12 mm8.58 mm2.97 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685508510
Side View
Table 57.0%Crown 36.6°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 58.5%

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 23
Current: £4,198 GBP|Low: £389 GBP|High: £4,415 GBP|Avg: £1,173 GBP|-4.9%
Brilliant Earth
Retailer 2
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Retailer 21
October 24, 2026
Retailer 20£400 GBP
Retailer 9£448 GBP
Retailer 5£448 GBP
Retailer 3£496 GBP
Retailer 4£496 GBP
Retailer 19£522 GBP
Retailer 15£597 GBP
Retailer 6£761 GBP
Retailer 13£762 GBP
Retailer 10£769 GBP
Retailer 7£1,050 GBP
Retailer 16£1,111 GBP
Retailer 2£1,187 GBP
Retailer 17£1,281 GBP
Retailer 21£1,306 GBP
Retailer 12£1,599 GBP
Retailer 8£1,613 GBP
Retailer 11£1,695 GBP
Retailer 18£2,084 GBP
Retailer 14£2,751 GBP
Brilliant Earth£4,198 GBP

30 data points across 21 retailers

20 retailers£400 GBP to £4,198 GBP

A
Cheapest Retailer
-
£400 GBP
$533 USD
A
Retailer 2
-
£448 GBP
$597 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
£496 GBP
$661 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
£496 GBP
$661 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
£522 GBP
View
Price last confirmed 12 days ago
A
Retailer 6
-
£597 GBP
$795 USD
View
Price last confirmed 6 days ago
A
Retailer 7
-
£761 GBP
$1,013 USD
View
A
Retailer 8
-
£762 GBP
View
A
Retailer 9
-
£769 GBP
$1,024 USD
View
B+
Retailer 10
-
£1,050 GBP
$1,398 USD
View
B+
Retailer 11
-
£1,111 GBP
A$2,276 AUD
View
Price last confirmed 9 days ago
B
Retailer 12
-
£1,187 GBP
ZAR 25,538 ZAR
View
B+
Retailer 13
-
£1,281 GBP
$1,706 USD
View
B+
Retailer 14
-
£1,306 GBP
$1,739 USD
View
Price last confirmed 7 days ago
B
Retailer 15
-
£1,599 GBP
$2,130 USD
View
B
Retailer 16
-
£1,613 GBP
$2,148 USD
View
B
Retailer 17
-
£1,695 GBP
$2,257 USD
View
B
Retailer 18
-
£2,084 GBP
View
Price last confirmed 8 days ago
B
Retailer 19
-
£2,751 GBP
$3,663 USD
View
Most Expensive
B
Brilliant Earth
13256787A · Oct 26
£4,198 GBP
$5,590 USD
View
19 more retailers have this diamond
Prices start from £400 GBPSave up to £3,797 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
2.97ct Heart
£400 GBP