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Oval|Lab Grown|IGI

4.00ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG683578081

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG683578081

Diamond specifications and retailer prices

From HK$27,185 HKD
$3,465 USD
As of October 31, 2026
Save HK$143,537 HKD (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$170,722 HKD at Mervis Diamond Importers · As of October 31, 2026
View at Mervis Diamond Importers

About this 4ct lab-grown oval diamond

This 4ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG683578081 or 683578081. Listed at 22 retailers as of October 31, 2026, with prices from HK$27,185 to HK$170,722, a HK$143,537 spread on the same certified stone. Mervis Diamond Importers lists it at HK$170,722. 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

4.00
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683578081
Dimensions12.76 × 8.97 × 5.58 mm
L/W Ratio1.42
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
Top View
12.76 mm8.97 mm4.00 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683578081
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.2%

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 31
Current: HK$170,722 HKD|Low: HK$23,302 HKD|High: HK$170,722 HKD|Avg: HK$59,553 HKD
Mervis Diamond Importers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 3HK$23,302 HKD
Retailer 6HK$26,409 HKD
Retailer 8HK$27,185 HKD
Retailer 9HK$28,158 HKD
Retailer 7HK$28,762 HKD
Retailer 18HK$29,382 HKD
Retailer 12HK$31,555 HKD
Retailer 17HK$39,629 HKD
Retailer 2HK$41,487 HKD
Retailer 4HK$43,740 HKD
Retailer 10HK$47,469 HKD
Retailer 16HK$48,094 HKD
Retailer 13HK$66,144 HKD
Retailer 15HK$67,158 HKD
Retailer 20HK$70,580 HKD
Retailer 14HK$79,204 HKD
Retailer 11HK$89,389 HKD
Retailer 5HK$105,241 HKD
Retailer 19HK$154,011 HKD
Mervis Diamond ImportersHK$170,722 HKD

41 data points across 20 retailers

22 retailersHK$27,185 HKD to HK$170,722 HKD

A
Cheapest Retailer
-
HK$27,185 HKD
$3,465 USD
Final sale: no returns
Retailer 2
-
HK$28,158 HKD
$3,589 USD
View
Price last confirmed 29 days ago
A
Retailer 3
-
HK$28,762 HKD
$3,666 USD
View
A
Retailer 4
-
HK$29,382 HKD
$3,745 USD
View
A
Retailer 5
-
HK$31,555 HKD
$4,022 USD
View
Retailer 6
-
HK$38,836 HKD
$4,950 USD
View
Price last confirmed 24 days ago
A
Retailer 7
-
HK$39,629 HKD
$5,051 USD
View
A
Retailer 8
-
HK$41,487 HKD
£4,164 GBP
View
A
Retailer 9
-
HK$43,740 HKD
$5,575 USD
View
B+
Retailer 10
-
HK$47,469 HKD
£4,764 GBP
View
A
Retailer 11
-
HK$48,094 HKD
$6,130 USD
View
B+
Retailer 12
-
HK$66,144 HKD
ZAR 136,198 ZAR
View
Retailer 13
-
HK$67,158 HKD
A$13,169 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
HK$70,580 HKD
$8,996 USD
View
B
Retailer 15
-
HK$77,523 HKD
$9,881 USD
View
B+
Retailer 16
-
HK$79,204 HKD
£7,949 GBP
View
B
Retailer 17
-
HK$89,389 HKD
$11,393 USD
View
B
Retailer 18
-
HK$105,241 HKD
$13,414 USD
View
B
Retailer 19
-
HK$109,166 HKD
$13,914 USD
View
B
Retailer 20
-
HK$154,011 HKD
$19,630 USD
View
B
Retailer 21
-
HK$167,035 HKD
$21,290 USD
View
Most Expensive
B
Mervis Diamond Importers
1985409298 · Oct 31
HK$170,722 HKD
$21,760 USD
View
21 more retailers have this diamond
Prices start from HK$27,185 HKDSave up to HK$143,537 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
4.00ct Oval
HK$27,185 HKD