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Oval|Lab Grown|IGI

3.12ct H VVS1 Oval Lab Grown Diamond

EX • H/VVS1 • IGI LG799666676

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG799666676

Diamond specifications and retailer prices

From HK$3,507 HKD
As of November 4, 2026
Save HK$17,951 HKD (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$21,458 HKD at Rare Carat · As of November 4, 2026
View at Rare Carat

About this 3.12ct lab-grown oval diamond

This 3.12ct lab-grown oval sits in the three to five carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG799666676 or 799666676. Listed at 21 retailers as of November 4, 2026, with prices from HK$3,507 to HK$21,458, a HK$17,951 spread on the same certified stone. Rare Carat lists it at HK$21,458. 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

3.12
Carat
H
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.6°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799666676
Dimensions11.75 × 8.17 × 4.98 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
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 Faint Blue
Top View
11.75 mm8.17 mm3.12 ctH / VVS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG799666676
Side View
Table 62.0%Crown 34.6°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 61.0%

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 4
Current: HK$21,458 HKD|Low: HK$3,005 HKD|High: HK$24,462 HKD|Avg: HK$8,418 HKD|-12.3%
Rare Carat
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
November 5, 2026
Retailer 14HK$3,005 HKD
Retailer 4HK$3,507 HKD
Retailer 12HK$3,884 HKD
Retailer 13HK$3,884 HKD
Retailer 7HK$3,986 HKD
Retailer 8HK$5,021 HKD
Retailer 11HK$5,398 HKD
Retailer 3HK$6,292 HKD
Retailer 9HK$8,450 HKD
Retailer 10HK$10,882 HKD
Retailer 5HK$11,353 HKD
Retailer 6HK$12,083 HKD
Retailer 2HK$15,119 HKD
Rare CaratHK$21,458 HKD

40 data points across 14 retailers

21 retailersHK$3,507 HKD to HK$21,458 HKD

Retailer 1
-
HK$3,005 HKD
Price last confirmed 34 days ago
Retailer 2
-
HK$3,130 HKD
View
Price last confirmed 44 days ago
A
Retailer 3
-
HK$3,507 HKD
View
Final sale: no returns
Retailer 4
-
HK$3,507 HKD
View
Price last confirmed 40 days ago
Retailer 5
-
HK$3,829 HKD
View
Price last confirmed 43 days ago
Retailer 6
-
HK$3,884 HKD
View
Price last confirmed 34 days ago
Retailer 7
-
HK$3,884 HKD
View
Price last confirmed 11 days ago
A
Retailer 8
-
HK$3,884 HKD
View
A
Retailer 9
-
HK$3,986 HKD
View
A
Retailer 10
-
HK$5,021 HKD
View
B+
Retailer 11
-
HK$5,398 HKD
View
A
Retailer 12
-
HK$6,292 HKD
View
A
Retailer 13
-
HK$8,450 HKD
View
B+
Retailer 14
-
HK$10,882 HKD
View
B+
Retailer 15
-
HK$12,083 HKD
View
Retailer 16
-
HK$12,475 HKD
View
Price last confirmed 29 days ago
B+
Retailer 17
-
HK$12,475 HKD
View
B+
Retailer 18
-
HK$12,757 HKD
View
B+
Retailer 19
-
HK$14,342 HKD
View
B+
Retailer 20
-
HK$15,119 HKD
View
Most Expensive
B
Rare Carat
VK349_l_799666676 · Nov 4
HK$21,458 HKD
$2,735 USD
View
20 more retailers have this diamond
Prices start from HK$3,507 HKDSave up to HK$17,951 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
3.12ct Oval
HK$3,507 HKD