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Heart|Lab Grown|IGI

1.70ct E VS2 Heart Lab Grown Diamond

ID • E/VS2 • IGI LG468171389

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG468171389

Diamond specifications and retailer prices

From £185 GBP
$246 USD
As of October 27, 2026
Save £897 GBP (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,081 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.7ct lab-grown heart diamond

This 1.7ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG468171389 or 468171389. Listed at 20 retailers as of October 27, 2026, with prices from £185 to £1,081, a £897 spread on the same certified stone. Brilliant Earth lists it at £1,081. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG468171389
Dimensions8.35 × 7.08 × 4.64 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.35 mm7.08 mm1.70 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG468171389
Side View
Table 61.5%Crown 39.2°Girdle: STK-THKPavilion 34.7°Culet: NoneDepth 55.6%

Caratlytics Score

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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 27
Current: £1,081 GBP|Low: £177 GBP|High: £1,081 GBP|Avg: £551 GBP
Brilliant Earth
Retailer 2
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Retailer 20
October 29, 2026
Retailer 20£185 GBP
Retailer 3£206 GBP
Retailer 6£215 GBP
Retailer 4£229 GBP
Retailer 7£229 GBP
Retailer 14£269 GBP
Retailer 15£308 GBP
Retailer 2£434 GBP
Retailer 11£459 GBP
Retailer 9£477 GBP
Retailer 8£479 GBP
Retailer 17£574 GBP
Retailer 5£737 GBP
Retailer 12£776 GBP
Retailer 13£779 GBP
Retailer 18£902 GBP
Retailer 16£919 GBP
Retailer 10£921 GBP
Retailer 19£1,007 GBP
Brilliant Earth£1,081 GBP

45 data points across 20 retailers

20 retailers£185 GBP to £1,081 GBP

A
Cheapest Retailer
-
£185 GBP
$246 USD
A
Retailer 2
-
£206 GBP
$274 USD
View
Final sale: no returns
A
Retailer 3
-
£215 GBP
$286 USD
View
A
Retailer 4
-
£229 GBP
$305 USD
View
A
Retailer 5
-
£229 GBP
$305 USD
View
A
Retailer 6
-
£269 GBP
View
B+
Retailer 7
-
£308 GBP
$410 USD
View
A
Retailer 8
-
£434 GBP
View
B+
Retailer 9
-
£459 GBP
$611 USD
View
B+
Retailer 10
-
£477 GBP
$636 USD
View
B+
Retailer 11
-
£479 GBP
$638 USD
View
B+
Retailer 12
-
£574 GBP
$765 USD
View
B
Retailer 13
-
£737 GBP
$981 USD
View
B
Retailer 14
-
£776 GBP
$1,033 USD
View
B
Retailer 15
-
£779 GBP
A$1,595 AUD
View
B
Retailer 16
-
£902 GBP
$1,201 USD
View
B
Retailer 17
-
£919 GBP
View
B
Retailer 18
-
£940 GBP
$1,252 USD
View
B
Retailer 19
-
£1,007 GBP
$1,341 USD
View
Most Expensive
B
Brilliant Earth
10787150A · Oct 28
£1,081 GBP
$1,440 USD
View
19 more retailers have this diamond
Prices start from £185 GBPSave up to £897 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
1.70ct Heart
£185 GBP