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Oval|Lab Grown|IGI

3.12ct I VVS2 Oval Lab Grown Diamond

ID • I/VVS2 • IGI LG843642138

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG843642138

Diamond specifications and retailer prices

From HK$10,380 HKD
$1,323 USD
As of October 29, 2026
Save HK$31,913 HKD (75%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$42,293 HKD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.12ct lab-grown oval diamond

This 3.12ct lab-grown oval sits in the three to five carat band, graded I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843642138 or 843642138. Listed at 13 retailers as of October 29, 2026, with prices from HK$10,380 to HK$42,293, a HK$31,913 spread on the same certified stone. Taylor and Hart lists it at HK$42,293. 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
I
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.8°
Pavilion angle43.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843642138
Dimensions12.79 × 7.46 × 4.91 mm
L/W Ratio1.71
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.79 mm7.46 mm3.12 ctI / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843642138
Side View
Table 62.0%Crown 40.8°Girdle: STK-THKPavilion 43.1°Culet: LargeDepth 65.8%

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 29
Current: HK$11,988 HKD|Low: HK$10,380 HKD|High: HK$46,145 HKD|Avg: HK$23,190 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
Taylor and Hart
October 30, 2026
Retailer 5HK$10,380 HKD
Retailer 1HK$11,988 HKD
Retailer 10HK$12,043 HKD
Retailer 3HK$12,294 HKD
Retailer 7HK$13,377 HKD
Retailer 4HK$15,425 HKD
Retailer 11HK$15,691 HKD
Retailer 12HK$23,796 HKD
Retailer 2HK$24,573 HKD
Retailer 6HK$27,958 HKD
Retailer 8HK$29,055 HKD
Retailer 9HK$38,890 HKD
Taylor and HartHK$42,293 HKD

11 data points across 13 retailers

13 retailersHK$10,380 HKD to HK$42,293 HKD

A
Cheapest Retailer
-
HK$10,380 HKD
$1,323 USD
A
Retailer 2
-
HK$11,988 HKD
$1,528 USD
View
A
Retailer 3
-
HK$12,043 HKD
$1,535 USD
View
B+
Retailer 4
-
HK$12,294 HKD
$1,567 USD
View
B+
Retailer 5
-
HK$13,377 HKD
$1,705 USD
View
B+
Retailer 6
-
HK$15,425 HKD
$1,966 USD
View
B+
Retailer 7
-
HK$15,691 HKD
$2,000 USD
View
B
Retailer 8
-
HK$23,796 HKD
$3,033 USD
View
B
Retailer 9
-
HK$24,573 HKD
$3,132 USD
View
B
Retailer 10
-
HK$27,958 HKD
ZAR 57,569 ZAR
View
B
Retailer 11
-
HK$29,055 HKD
£2,916 GBP
View
B
Retailer 12
-
HK$38,890 HKD
£3,903 GBP
View
Most Expensive
B
Taylor and Hart
U7WRH4I · Oct 30
HK$42,293 HKD
$5,391 USD
View
12 more retailers have this diamond
Prices start from HK$10,380 HKDSave up to HK$31,913 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$10,380 HKD