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Heart|Lab Grown|IGI

1.00ct D SI1 Heart Lab Grown Diamond

ID • D/SI1 • IGI LG707522054

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG707522054

Diamond specifications and retailer prices

From HK$2,448 HKD
$312 USD
As of November 1, 2026
Save HK$2,573 HKD (51%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$5,021 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1ct lab-grown heart diamond

This 1ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG707522054 or 707522054. Listed at 5 retailers as of October 31, 2026, with prices from HK$2,448 to HK$5,021, a HK$2,573 spread on the same certified stone. Brilliant Earth lists it at HK$5,021. 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

1.00
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.9°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG707522054
Dimensions6.70 × 6.26 × 4.06 mm
L/W Ratio1.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.70 mm6.26 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG707522054
Side View
Table 64.0%Crown 37.9°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 60.6%

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: Nov 1
Current: HK$5,021 HKD|Low: HK$2,220 HKD|High: HK$5,178 HKD|Avg: HK$3,965 HKD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 4HK$2,448 HKD
Retailer 2HK$2,933 HKD
Retailer 9HK$3,144 HKD
Retailer 6HK$3,217 HKD
Retailer 3HK$4,378 HKD
Retailer 8HK$4,643 HKD
Retailer 5HK$4,749 HKD
Retailer 7HK$4,797 HKD
Brilliant EarthHK$5,021 HKD

12 data points across 9 retailers

5 retailersHK$2,448 HKD to HK$5,021 HKD

A
Cheapest Retailer
-
HK$2,448 HKD
$312 USD
B+
Retailer 2
-
HK$2,933 HKD
€356 EUR
View
B
Retailer 3
-
HK$4,378 HKD
$558 USD
View
B
Retailer 4
-
HK$4,749 HKD
SGD 818 SGD
View
Most Expensive
B
Brilliant Earth
14922831A · Oct 31
HK$5,021 HKD
$640 USD
View
4 more retailers have this diamond
Prices start from HK$2,448 HKDSave up to HK$2,573 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
1.00ct Heart
HK$2,448 HKD