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Heart|Lab Grown|IGI

1.70ct I VS1 Heart Lab Grown Diamond

ID • I/VS1 • IGI LG523265468

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG523265468

Diamond specifications and retailer prices

From £280 GBP
$375 USD
As of October 30, 2026
Save £1,487 GBP (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,767 GBP at Ting Diamond · As of October 31, 2026
View at Ting Diamond

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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG523265468 or 523265468. Listed at 13 retailers as of October 30, 2026, with prices from £280 to £1,767, a £1,487 spread on the same certified stone. Ting Diamond lists it at £1,767. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG523265468
Dimensions8.42 × 7.22 × 4.91 mm
L/W Ratio1.17
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
8.42 mm7.22 mm1.70 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG523265468
Side View
Table 55.5%Crown 35.1°Girdle: MED-THKPavilion 42°Culet: NoneDepth 58.3%

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: £843 GBP|Low: £269 GBP|High: £1,767 GBP|Avg: £793 GBP|-35.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Ting Diamond
October 30, 2026
Retailer 9£280 GBP
Retailer 2£313 GBP
Retailer 3£347 GBP
Retailer 10£347 GBP
Retailer 7£459 GBP
Retailer 4£536 GBP
Retailer 12£554 GBP
Retailer 6£597 GBP
Retailer 1£843 GBP
Retailer 8£974 GBP
Retailer 11£1,117 GBP
Retailer 5£1,364 GBP
Ting Diamond£1,767 GBP

30 data points across 13 retailers

13 retailers£280 GBP to £1,767 GBP

A
Cheapest Retailer
-
£280 GBP
$375 USD
A
Retailer 2
-
£313 GBP
$420 USD
View
A
Retailer 3
-
£347 GBP
$465 USD
View
A
Retailer 4
-
£347 GBP
$465 USD
View
A
Retailer 5
-
£459 GBP
$615 USD
View
B+
Retailer 6
-
£536 GBP
$718 USD
View
B+
Retailer 7
-
£554 GBP
$742 USD
View
B+
Retailer 8
-
£597 GBP
ZAR 12,918 ZAR
View
B+
Retailer 9
-
£843 GBP
$1,130 USD
View
B
Retailer 10
-
£974 GBP
$1,305 USD
View
B
Retailer 11
-
£1,117 GBP
$1,496 USD
View
B
Retailer 12
-
£1,364 GBP
View
Most Expensive
B
Ting Diamond
7036893 · Oct 31
£1,767 GBP
HK$18,500 HKD
View
12 more retailers have this diamond
Prices start from £280 GBPSave up to £1,487 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
£280 GBP