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Heart|Lab Grown|IGI

1.67ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG828643557

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG828643557

Diamond specifications and retailer prices

From £205 GBP
$275 USD
As of October 24, 2026
Save £855 GBP (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,060 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

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 LG828643557 or 828643557. Listed at 21 retailers as of October 24, 2026, with prices from £205 to £1,060, a £855 spread on the same certified stone. Brilliant Earth lists it at £1,060. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828643557
Dimensions8.11 × 7.77 × 4.70 mm
L/W Ratio1.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.11 mm7.77 mm1.67 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828643557
Side View
Table 63.0%Crown 34.3°Girdle: MED-STKPavilion 40°Culet: NoneDepth 58.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 24
Current: £1,060 GBP|Low: £177 GBP|High: £1,112 GBP|Avg: £556 GBP|-4.7%
Brilliant Earth
Retailer 2
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Retailer 22
October 31, 2026
Retailer 15£177 GBP
Retailer 11£198 GBP
Retailer 9£205 GBP
Retailer 8£219 GBP
Retailer 13£239 GBP
Retailer 20£245 GBP
Retailer 2£349 GBP
Retailer 7£371 GBP
Retailer 4£371 GBP
Retailer 21£413 GBP
Retailer 18£473 GBP
Retailer 3£511 GBP
Retailer 6£577 GBP
Retailer 16£703 GBP
Retailer 5£706 GBP
Retailer 10£745 GBP
Retailer 19£870 GBP
Retailer 22£881 GBP
Retailer 17£885 GBP
Retailer 14£893 GBP
Retailer 12£980 GBP
Brilliant Earth£1,060 GBP

32 data points across 22 retailers

21 retailers£205 GBP to £1,060 GBP

Retailer 1
-
£177 GBP
$237 USD
Price last confirmed 8 days ago
A
Retailer 2
-
£205 GBP
$275 USD
View
A
Retailer 3
-
£219 GBP
$294 USD
View
A
Retailer 4
-
£239 GBP
HK$2,500 HKD
View
A
Retailer 5
-
£245 GBP
View
A
Retailer 6
-
£349 GBP
€445 EUR
View
B+
Retailer 7
-
£371 GBP
$497 USD
View
Retailer 8
-
£371 GBP
ZAR 8,037 ZAR
View
Price last confirmed 8 days ago
A
Retailer 9
-
£413 GBP
View
B+
Retailer 10
-
£473 GBP
$634 USD
View
Retailer 11
-
£511 GBP
A$1,054 AUD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
£577 GBP
$773 USD
View
B+
Retailer 13
-
£703 GBP
SGD 1,273 SGD
View
B+
Retailer 14
-
£706 GBP
$946 USD
View
B+
Retailer 15
-
£745 GBP
$998 USD
View
B
Retailer 16
-
£870 GBP
A$1,793 AUD
View
B
Retailer 17
-
£881 GBP
View
B
Retailer 18
-
£885 GBP
$1,186 USD
View
B
Retailer 19
-
£893 GBP
$1,197 USD
View
B
Retailer 20
-
£980 GBP
$1,313 USD
View
Most Expensive
B
Brilliant Earth
21385053A · Oct 30
£1,060 GBP
$1,420 USD
View
20 more retailers have this diamond
Prices start from £205 GBPSave up to £855 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
£205 GBP