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Heart|Lab Grown|IGI

0.71ct G SI1 Heart Lab Grown Diamond

ID • G/SI1 • IGI LG526288854

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG526288854

Diamond specifications and retailer prices

From HK$1,271 HKD
$162 USD
As of October 27, 2026
Save HK$4,087 HKD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$7,413 HKD at MOH London · As of October 19, 2026
View at MOH London

About this 0.71ct lab-grown heart diamond

This 0.71ct lab-grown heart sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG526288854 or 526288854. Listed at 13 retailers as of October 26, 2026, with a 322% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.71
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle28.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526288854
Dimensions6.29 × 5.76 × 3.62 mm
L/W Ratio1.09
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
6.29 mm5.76 mm0.71 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG526288854
Side View
Table 54.5%Crown 28.2°Girdle: STK-THKPavilion 41°Culet: NoneDepth 57.6%

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 27
Current: HK$7,413 HKD|Low: HK$1,004 HKD|High: HK$7,462 HKD|Avg: HK$3,153 HKD|+0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 28, 2026
Retailer 6HK$1,271 HKD
Retailer 4HK$1,420 HKD
Retailer 11HK$1,475 HKD
Retailer 8HK$1,577 HKD
Retailer 12HK$1,577 HKD
Retailer 2HK$2,774 HKD
Retailer 10HK$2,856 HKD
Retailer 3HK$3,381 HKD
Retailer 7HK$3,923 HKD
Retailer 9HK$5,076 HKD
Retailer 5HK$5,358 HKD
MOH LondonHK$7,413 HKD

42 data points across 12 retailers

13 retailersHK$1,271 HKD to HK$5,358 HKD

A
Cheapest Retailer
-
HK$1,271 HKD
$162 USD
A
Retailer 2
-
HK$1,420 HKD
$181 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,475 HKD
$188 USD
View
A
Retailer 4
-
HK$1,577 HKD
$201 USD
View
A
Retailer 5
-
HK$1,577 HKD
$201 USD
View
B+
Retailer 6
-
HK$2,774 HKD
£278 GBP
View
B+
Retailer 7
-
HK$2,856 HKD
$364 USD
View
B+
Retailer 8
-
HK$2,912 HKD
View
B+
Retailer 9
-
HK$3,381 HKD
$431 USD
View
B
Retailer 10
-
HK$3,923 HKD
$500 USD
View
B
Retailer 11
-
HK$5,076 HKD
$647 USD
View
B
Retailer 12
-
HK$5,358 HKD
$683 USD
View
Most Expensive
B
MOH London
LG526288854 · Oct 19
HK$7,413 HKD
£744 GBP
View
Price last confirmed 10 days ago
12 more retailers have this diamond
Prices start from HK$1,271 HKDSave up to HK$4,087 HKD

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
0.71ct Heart
HK$1,271 HKD