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Heart|Lab Grown|IGI

1.70ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG572370898

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG572370898

Diamond specifications and retailer prices

From £242 GBP
$324 USD
As of October 30, 2026
Save £966 GBP (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,208 GBP at MOH London · As of October 29, 2026
View at MOH London

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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG572370898 or 572370898. Listed at 21 retailers as of October 29, 2026, with prices from £242 to £1,208, a £966 spread on the same certified stone. MOH London lists it at £1,208. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle42.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG572370898
Dimensions8.49 × 7.33 × 4.80 mm
L/W Ratio1.16
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
8.49 mm7.33 mm1.70 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG572370898
Side View
Table 57.5%Crown 35°Girdle: MED-STKPavilion 42.2°Culet: NoneDepth 56.5%

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 30
Current: £1,208 GBP|Low: £232 GBP|High: £1,216 GBP|Avg: £616 GBP|-0.5%
MOH London
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 31, 2026
Retailer 14£242 GBP
Retailer 6£281 GBP
Retailer 7£300 GBP
Retailer 15£300 GBP
Retailer 8£351 GBP
Retailer 11£414 GBP
Retailer 5£486 GBP
Retailer 10£515 GBP
Retailer 2£536 GBP
Retailer 9£699 GBP
Retailer 13£879 GBP
Retailer 4£964 GBP
Retailer 12£1,000 GBP
Retailer 3£1,152 GBP
MOH London£1,208 GBP

37 data points across 15 retailers

21 retailers£242 GBP to £1,208 GBP

A
Cheapest Retailer
-
£242 GBP
$324 USD
A
Retailer 2
-
£271 GBP
$363 USD
View
Final sale: no returns
A
Retailer 3
-
£281 GBP
$376 USD
View
A
Retailer 4
-
£300 GBP
$402 USD
View
A
Retailer 5
-
£300 GBP
$402 USD
View
A
Retailer 6
-
£351 GBP
View
A
Retailer 7
-
£414 GBP
$555 USD
View
B+
Retailer 8
-
£463 GBP
$621 USD
View
B+
Retailer 9
-
£486 GBP
$651 USD
View
B+
Retailer 10
-
£497 GBP
$666 USD
View
B+
Retailer 11
-
£515 GBP
ZAR 11,151 ZAR
View
B+
Retailer 12
-
£536 GBP
View
B+
Retailer 13
-
£699 GBP
A$1,440 AUD
View
B
Retailer 14
-
£879 GBP
$1,178 USD
View
B
Retailer 15
-
£898 GBP
HK$9,400 HKD
View
B
Retailer 16
-
£964 GBP
$1,291 USD
View
B
Retailer 17
-
£997 GBP
$1,336 USD
View
B
Retailer 18
-
£1,000 GBP
$1,340 USD
View
B
Retailer 19
-
£1,152 GBP
$1,543 USD
View
B
Retailer 20
-
£1,186 GBP
$1,589 USD
View
Most Expensive
B
MOH London
LG572370898 · Oct 29
£1,208 GBP
View
20 more retailers have this diamond
Prices start from £242 GBPSave up to £966 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
£242 GBP