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Heart|Lab Grown|IGI

1.67ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG628462843

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG628462843

Diamond specifications and retailer prices

From £183 GBP
$245 USD
As of October 30, 2026
Save £1,101 GBP (86%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £1,597 GBP at Brilliant Earth · As of October 6, 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 LG628462843 or 628462843. Listed at 24 retailers as of October 30, 2026, with a 602% 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

1.67
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628462843
Dimensions7.46 × 8.06 × 4.80 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.46 mm8.06 mm1.67 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628462843
Side View
Table 59.0%Crown 36.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 59.6%

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 30
Current: £1,284 GBP|Low: £175 GBP|High: £1,649 GBP|Avg: £527 GBP|-22.2%
Brilliant Earth
Retailer 2
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Retailer 20
October 31, 2026
Retailer 5£183 GBP
Retailer 10£204 GBP
Retailer 4£212 GBP
Retailer 3£227 GBP
Retailer 9£227 GBP
Retailer 20£254 GBP
Retailer 16£306 GBP
Retailer 2£362 GBP
Retailer 18£389 GBP
Retailer 13£430 GBP
Retailer 15£445 GBP
Retailer 8£472 GBP
Retailer 12£474 GBP
Retailer 14£564 GBP
Retailer 6£728 GBP
Retailer 17£870 GBP
Retailer 7£892 GBP
Retailer 19£909 GBP
Retailer 11£998 GBP
Brilliant Earth£1,284 GBP

38 data points across 20 retailers

24 retailers£183 GBP to £1,284 GBP

A
Cheapest Retailer
-
£183 GBP
$245 USD
A
Retailer 2
-
£204 GBP
$273 USD
View
Final sale: no returns
A
Retailer 3
-
£212 GBP
$284 USD
View
A
Retailer 4
-
£227 GBP
$304 USD
View
A
Retailer 5
-
£227 GBP
$304 USD
View
Retailer 6
-
£254 GBP
View
Price last confirmed 15 days ago
B+
Retailer 7
-
£306 GBP
$410 USD
View
A
Retailer 8
-
£362 GBP
€462 EUR
View
A
Retailer 9
-
£389 GBP
ZAR 8,426 ZAR
View
A
Retailer 10
-
£430 GBP
View
B+
Retailer 11
-
£445 GBP
A$918 AUD
View
B+
Retailer 12
-
£464 GBP
$622 USD
View
B+
Retailer 13
-
£472 GBP
$632 USD
View
B+
Retailer 14
-
£474 GBP
$635 USD
View
B+
Retailer 15
-
£564 GBP
$756 USD
View
B+
Retailer 16
-
£696 GBP
$933 USD
View
B+
Retailer 17
-
£728 GBP
$976 USD
View
B
Retailer 18
-
£767 GBP
$1,028 USD
View
B+
Retailer 19
-
£870 GBP
A$1,793 AUD
View
B
Retailer 20
-
£892 GBP
$1,195 USD
View
B+
Retailer 21
-
£909 GBP
View
B
Retailer 22
-
£998 GBP
$1,337 USD
View
B
Retailer 23
-
£1,284 GBP
$1,720 USD
View
Most Expensive
Brilliant Earth
16029328A · Oct 6
£1,597 GBP
$2,140 USD
View
Price last confirmed 25 days ago
23 more retailers have this diamond
Prices start from £183 GBPSave up to £1,101 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
£183 GBP