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Heart|Lab Grown|IGI

1.67ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG640443902

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG640443902

Diamond specifications and retailer prices

From £212 GBP
$284 USD
As of October 29, 2026
Save £1,096 GBP (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,308 GBP at Brilliance · As of October 30, 2026
View at Brilliance

About this 1.67ct lab-grown heart diamond

This 1.67ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG640443902 or 640443902. Listed at 18 retailers as of October 29, 2026, with prices from £212 to £1,308, a £1,096 spread on the same certified stone. Brilliance lists it at £1,308. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.67
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640443902
Dimensions7.19 × 8.30 × 4.91 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.19 mm8.30 mm1.67 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG640443902
Side View
Table 64.0%Crown 36.1°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 59.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £1,308 GBP|Low: £151 GBP|High: £1,308 GBP|Avg: £559 GBP|+43.8%
Brilliance
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
Retailer 15
October 26, 2026
Retailer 2£212 GBP
Retailer 15£236 GBP
Retailer 5£355 GBP
Retailer 7£383 GBP
Retailer 14£394 GBP
Retailer 10£402 GBP
Retailer 8£436 GBP
Retailer 6£478 GBP
Retailer 4£493 GBP
Retailer 11£555 GBP
Retailer 13£599 GBP
Retailer 3£880 GBP
Retailer 12£951 GBP
Retailer 9£1,060 GBP
Brilliance£1,308 GBP

28 data points across 15 retailers

18 retailers£212 GBP to £1,308 GBP

Retailer 1
-
£183 GBP
$245 USD
Price last confirmed 26 days ago
A
Retailer 2
-
£212 GBP
$284 USD
View
Final sale: no returns
Retailer 3
-
£221 GBP
$296 USD
View
Price last confirmed 32 days ago
Retailer 4
-
£236 GBP
$316 USD
View
Price last confirmed 26 days ago
Retailer 5
-
£355 GBP
$475 USD
View
Price last confirmed 8 days ago
Retailer 6
-
£394 GBP
$528 USD
View
Price last confirmed 10 days ago
Retailer 7
-
£402 GBP
ZAR 8,693 ZAR
View
Price last confirmed 13 days ago
Retailer 8
-
£436 GBP
View
Price last confirmed 9 days ago
Retailer 9
-
£478 GBP
$641 USD
View
Price last confirmed 14 days ago
Retailer 10
-
£493 GBP
$661 USD
View
Price last confirmed 10 days ago
Retailer 11
-
£555 GBP
A$1,144 AUD
View
Price last confirmed 13 days ago
Retailer 12
-
£599 GBP
$802 USD
View
Price last confirmed 9 days ago
Retailer 13
-
£861 GBP
$1,153 USD
View
Price last confirmed 11 days ago
Retailer 14
-
£880 GBP
A$1,815 AUD
View
Price last confirmed 26 days ago
Retailer 15
-
£951 GBP
View
Price last confirmed 10 days ago
Retailer 16
-
£1,060 GBP
$1,420 USD
View
Price last confirmed 10 days ago
Retailer 17
-
£1,134 GBP
$1,520 USD
View
Price last confirmed 19 days ago
Most Expensive
B
Brilliance
D46310601 · Oct 30
£1,308 GBP
$1,753 USD
View
17 more retailers have this diamond
Prices start from £212 GBPSave up to £1,096 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
1.67ct Heart
£212 GBP