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Oval|Lab Grown|IGI

6.86ct E VS2 Oval Lab Grown Diamond

ID • E/VS2 • IGI LG778673975

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG778673975

Diamond specifications and retailer prices

From HK$10,670 HKD
$1,360 USD
As of October 28, 2026
Save HK$42,681 HKD (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$53,351 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.86ct lab-grown oval diamond

This 6.86ct lab-grown oval sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778673975 or 778673975. Listed at 20 retailers as of October 28, 2026, with prices from HK$10,670 to HK$53,351, a HK$42,681 spread on the same certified stone. Brilliant Earth lists it at HK$53,351. 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

6.86
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778673975
Dimensions15.53 × 10.57 × 6.49 mm
L/W Ratio1.47
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.53 mm10.57 mm6.86 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778673975
Side View
Table 61.0%Crown 36.1°Girdle: MED-STKPavilion 40°Culet: NoneDepth 61.4%

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 28
Current: HK$53,351 HKD|Low: HK$8,975 HKD|High: HK$53,351 HKD|Avg: HK$25,293 HKD
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
October 27, 2026
Retailer 8HK$8,975 HKD
Retailer 16HK$10,670 HKD
Retailer 6HK$10,745 HKD
Retailer 2HK$13,329 HKD
Retailer 13HK$14,095 HKD
Retailer 15HK$14,852 HKD
Retailer 14HK$17,708 HKD
Retailer 10HK$18,298 HKD
Retailer 7HK$25,707 HKD
Retailer 3HK$27,774 HKD
Retailer 4HK$28,841 HKD
Retailer 5HK$31,212 HKD
Retailer 11HK$31,586 HKD
Retailer 17HK$39,099 HKD
Retailer 9HK$44,328 HKD
Retailer 12HK$46,329 HKD
Brilliant EarthHK$53,351 HKD

40 data points across 17 retailers

20 retailersHK$10,670 HKD to HK$53,351 HKD

Retailer 1
-
HK$8,018 HKD
$1,022 USD
Price last confirmed 20 days ago
Retailer 2
-
HK$8,724 HKD
$1,112 USD
View
Price last confirmed 17 days ago
Retailer 3
-
HK$9,305 HKD
$1,186 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
HK$10,670 HKD
$1,360 USD
View
A
Retailer 5
-
HK$10,745 HKD
View
A
Retailer 6
-
HK$13,329 HKD
£1,338 GBP
View
Retailer 7
-
HK$14,095 HKD
€1,711 EUR
View
Price last confirmed 7 days ago
B+
Retailer 8
-
HK$14,852 HKD
$1,893 USD
View
Retailer 9
-
HK$17,433 HKD
$2,222 USD
View
Price last confirmed 23 days ago
A
Retailer 10
-
HK$17,708 HKD
$2,257 USD
View
A
Retailer 11
-
HK$18,298 HKD
A$3,588 AUD
View
B+
Retailer 12
-
HK$25,707 HKD
£2,580 GBP
View
B+
Retailer 13
-
HK$27,774 HKD
$3,540 USD
View
B+
Retailer 14
-
HK$28,841 HKD
$3,676 USD
View
B+
Retailer 15
-
HK$31,212 HKD
SGD 5,376 SGD
View
B+
Retailer 16
-
HK$31,586 HKD
£3,170 GBP
View
Retailer 17
-
HK$39,099 HKD
A$7,667 AUD
View
Price last confirmed 25 days ago
B
Retailer 18
-
HK$44,768 HKD
$5,706 USD
View
B
Retailer 19
-
HK$46,329 HKD
$5,905 USD
View
Most Expensive
B
Brilliant Earth
18472466A · Oct 29
HK$53,351 HKD
$6,800 USD
View
19 more retailers have this diamond
Prices start from HK$10,670 HKDSave up to HK$42,681 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
6.86ct Oval
HK$10,670 HKD