CaratHunter
Plans
Heart|Lab Grown|IGI

1.71ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG754525728

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG754525728

Diamond specifications and retailer prices

From £222 GBP
$298 USD
As of October 25, 2026
Save £1,890 GBP (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,112 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.71ct lab-grown heart diamond

This 1.71ct 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 LG754525728 or 754525728. Listed at 14 retailers as of October 25, 2026, with prices from £222 to £2,112, a £1,890 spread on the same certified stone. Do Amore Diamonds lists it at £2,112. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754525728
Dimensions7.48 × 8.35 × 4.72 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.48 mm8.35 mm1.71 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754525728
Side View
Table 58.0%Crown 38.7°Girdle: MED-THKPavilion 37.1°Culet: NoneDepth 56.5%

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 25
Current: £2,112 GBP|Low: £166 GBP|High: £2,112 GBP|Avg: £672 GBP|+22.5%
Do Amore Diamonds
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 7£166 GBP
Retailer 5£222 GBP
Retailer 6£330 GBP
Retailer 15£363 GBP
Retailer 14£388 GBP
Retailer 4£410 GBP
Retailer 18£422 GBP
Retailer 8£448 GBP
Retailer 11£450 GBP
Retailer 19£571 GBP
Retailer 12£585 GBP
Retailer 13£864 GBP
Retailer 10£886 GBP
Retailer 2£914 GBP
Retailer 17£990 GBP
Retailer 3£1,001 GBP
Retailer 16£1,164 GBP
Retailer 9£1,351 GBP
Do Amore Diamonds£2,112 GBP

30 data points across 19 retailers

14 retailers£222 GBP to £2,112 GBP

A
Cheapest Retailer
-
£222 GBP
$298 USD
B+
Retailer 2
-
£330 GBP
$442 USD
View
A
Retailer 3
-
£363 GBP
View
A
Retailer 4
-
£388 GBP
$520 USD
View
A
Retailer 5
-
£410 GBP
$550 USD
View
A
Retailer 6
-
£422 GBP
ZAR 9,138 ZAR
View
B+
Retailer 7
-
£571 GBP
A$1,178 AUD
View
B+
Retailer 8
-
£585 GBP
View
B
Retailer 9
-
£864 GBP
$1,158 USD
View
B
Retailer 10
-
£914 GBP
$1,224 USD
View
B
Retailer 11
-
£990 GBP
View
B
Retailer 12
-
£1,001 GBP
$1,341 USD
View
B
Retailer 13
-
£1,164 GBP
$1,559 USD
View
Most Expensive
B
Do Amore Diamonds
27-12E83B7BE · Oct 31
£2,112 GBP
$2,830 USD
View
13 more retailers have this diamond
Prices start from £222 GBPSave up to £1,890 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
1.71ct Heart
£222 GBP