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Emerald|Lab Grown|IGI

4.05ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG689520651

Shape and cutting style on the report: Emerald cut

Certificate IGI LG689520651

Diamond specifications and retailer prices

From HK$15,276 HKD
$1,947 USD
As of October 30, 2026
Save HK$74,648 HKD (83%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: HK$89,923 HKD at Novita Diamonds · As of November 1, 2026
View at Novita Diamonds

About this 4.05ct lab-grown emerald diamond

This 4.05ct lab-grown emerald sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG689520651 or 689520651. Listed at 25 retailers as of October 30, 2026, with prices from HK$15,276 to HK$89,923, a HK$74,648 spread on the same certified stone. Novita Diamonds lists it at HK$89,923. 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

4.05
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689520651
Dimensions10.50 × 7.36 × 5.06 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.50 mm7.36 mm4.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689520651
Side View
Table 60.0%Crown 37.3°Girdle: Slightly ThickPavilion 35.6°Culet: LargeDepth 68.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$89,923 HKD|Low: HK$14,664 HKD|High: HK$91,269 HKD|Avg: HK$37,689 HKD|-1.0%
Novita Diamonds
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
Retailer 18
Retailer 19
November 1, 2026
Retailer 19HK$15,276 HKD
Retailer 4HK$17,723 HKD
Retailer 12HK$18,657 HKD
Retailer 3HK$19,026 HKD
Retailer 6HK$19,120 HKD
Retailer 2HK$24,174 HKD
Retailer 5HK$24,361 HKD
Retailer 17HK$25,342 HKD
Retailer 18HK$25,977 HKD
Retailer 15HK$27,515 HKD
Retailer 9HK$33,599 HKD
Retailer 14HK$37,725 HKD
Retailer 10HK$42,320 HKD
Retailer 7HK$47,749 HKD
Retailer 8HK$50,641 HKD
Retailer 16HK$50,886 HKD
Retailer 11HK$62,047 HKD
Retailer 13HK$66,061 HKD
Novita DiamondsHK$89,923 HKD

33 data points across 19 retailers

25 retailersHK$15,276 HKD to HK$89,923 HKD

A
Cheapest Retailer
-
HK$15,276 HKD
$1,947 USD
A
Retailer 2
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HK$17,723 HKD
$2,259 USD
View
Retailer 3
-
HK$17,723 HKD
$2,259 USD
View
Price last confirmed 21 days ago
A
Retailer 4
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HK$18,657 HKD
$2,378 USD
View
Final sale: no returns
A
Retailer 5
-
HK$19,026 HKD
$2,425 USD
View
A
Retailer 6
-
HK$19,120 HKD
$2,437 USD
View
Retailer 7
-
HK$19,630 HKD
$2,502 USD
View
Price last confirmed 40 days ago
Retailer 8
-
HK$22,462 HKD
$2,863 USD
View
Price last confirmed 33 days ago
A
Retailer 9
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HK$24,174 HKD
£2,426 GBP
View
A
Retailer 10
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HK$24,361 HKD
$3,105 USD
View
A
Retailer 11
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HK$25,342 HKD
$3,230 USD
View
A
Retailer 12
-
HK$25,977 HKD
$3,311 USD
View
A
Retailer 13
-
HK$27,515 HKD
€3,340 EUR
View
Retailer 14
-
HK$31,304 HKD
$3,990 USD
View
Price last confirmed 35 days ago
A
Retailer 15
-
HK$33,599 HKD
£3,372 GBP
View
Retailer 16
-
HK$34,906 HKD
$4,449 USD
View
Price last confirmed 33 days ago
A
Retailer 17
-
HK$37,725 HKD
ZAR 77,679 ZAR
View
A
Retailer 18
-
HK$42,320 HKD
$5,394 USD
View
A
Retailer 19
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HK$47,749 HKD
$6,086 USD
View
A
Retailer 20
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HK$50,641 HKD
$6,455 USD
View
A
Retailer 21
-
HK$50,886 HKD
£5,107 GBP
View
B+
Retailer 22
-
HK$62,047 HKD
$7,908 USD
View
B+
Retailer 23
-
HK$66,061 HKD
$8,420 USD
View
Retailer 24
-
HK$74,926 HKD
$9,550 USD
View
Price last confirmed 8 days ago
Most Expensive
B+
Novita Diamonds
cert_689520651 · Nov 1
HK$89,923 HKD
A$17,633 AUD
View
24 more retailers have this diamond
Prices start from HK$15,276 HKDSave up to HK$74,648 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
4.05ct Emerald
HK$15,276 HKD