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Heart|Lab Grown|IGI

3.97ct D VVS1 Heart Lab Grown Diamond

EX • D/VVS1 • IGI LG811636570

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG811636570

Diamond specifications and retailer prices

From HK$15,072 HKD
$1,921 USD
As of November 2, 2026
Save HK$46,154 HKD (75%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$61,226 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.97ct lab-grown heart diamond

This 3.97ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG811636570 or 811636570. Listed at 20 retailers as of October 31, 2026, with prices from HK$15,072 to HK$61,226, a HK$46,154 spread on the same certified stone. Taylor and Hart lists it at HK$61,226. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.97
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811636570
Dimensions10.75 × 10.82 × 6.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.75 mm10.82 mm3.97 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811636570
Side View
Table 56.0%Crown 33.8°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 57.5%

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: Nov 2
Current: HK$40,638 HKD|Low: HK$14,468 HKD|High: HK$93,446 HKD|Avg: HK$33,901 HKD|+2.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 3, 2026
Retailer 2HK$15,072 HKD
Retailer 3HK$17,481 HKD
Retailer 11HK$18,791 HKD
Retailer 5HK$19,466 HKD
Retailer 6HK$23,810 HKD
Retailer 12HK$24,935 HKD
Retailer 13HK$28,709 HKD
Retailer 10HK$30,457 HKD
Retailer 8HK$39,483 HKD
Retailer 1HK$40,638 HKD
Retailer 4HK$47,107 HKD
Retailer 7HK$49,932 HKD
Retailer 9HK$55,785 HKD

43 data points across 13 retailers

20 retailersHK$15,072 HKD to HK$61,226 HKD

A
Cheapest Retailer
-
HK$15,072 HKD
$1,921 USD
B+
Retailer 2
-
HK$16,398 HKD
$2,090 USD
View
B+
Retailer 3
-
HK$16,869 HKD
$2,150 USD
View
Final sale: no returns
B+
Retailer 4
-
HK$17,481 HKD
$2,228 USD
View
Retailer 5
-
HK$17,481 HKD
$2,228 USD
View
Price last confirmed 23 days ago
B+
Retailer 6
-
HK$18,791 HKD
$2,395 USD
View
B+
Retailer 7
-
HK$19,466 HKD
$2,481 USD
View
B+
Retailer 8
-
HK$23,810 HKD
£2,390 GBP
View
B+
Retailer 9
-
HK$24,935 HKD
$3,178 USD
View
B
Retailer 10
-
HK$27,414 HKD
$3,494 USD
View
B
Retailer 11
-
HK$28,709 HKD
$3,659 USD
View
B+
Retailer 12
-
HK$30,457 HKD
€3,697 EUR
View
B
Retailer 13
-
HK$32,773 HKD
$4,177 USD
View
B
Retailer 14
-
HK$39,483 HKD
A$7,742 AUD
View
B
Retailer 15
-
HK$40,638 HKD
ZAR 83,675 ZAR
View
B
Retailer 16
-
HK$47,107 HKD
$6,004 USD
View
B
Retailer 17
-
HK$49,932 HKD
£5,011 GBP
View
B
Retailer 18
-
HK$52,457 HKD
$6,686 USD
View
B
Retailer 19
-
HK$55,785 HKD
$7,110 USD
View
Most Expensive
B
Taylor and Hart
MTXH3X8 · Oct 31
HK$61,226 HKD
$7,803 USD
View
19 more retailers have this diamond
Prices start from HK$15,072 HKDSave up to HK$46,154 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
3.97ct Heart
HK$15,072 HKD