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Marquise|Lab Grown|IGI

3.00ct G IF Marquise Lab Grown Diamond

ID • G/IF • IGI LG659435249

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG659435249

Diamond specifications and retailer prices

From HK$28,988 HKD
As of November 5, 2026
Save HK$79,409 HKD (73%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$148,109 HKD at Taylor and Hart · As of November 4, 2026
View at Taylor and Hart

About this 3ct lab-grown marquise diamond

This 3ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG659435249 or 659435249. Listed at 24 retailers as of November 4, 2026, with a 274% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.00
Carat
G
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG659435249
Dimensions15.72 × 7.52 × 4.51 mm
L/W Ratio2.09
Girdle conditionFaceted
Culet sizePointed
Top View
15.72 mm7.52 mm3.00 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG659435249
Side View
Table 63.0%Crown 34.7°Girdle: MED-STKPavilion 40°Culet: NoneDepth 60.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: HK$85,583 HKD|Low: HK$28,988 HKD|High: HK$243,437 HKD|Avg: HK$70,878 HKD|-0.3%
Retailer 1
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
Taylor and Hart
November 5, 2026
Retailer 9HK$28,988 HKD
Retailer 7HK$31,075 HKD
Retailer 8HK$33,052 HKD
Retailer 2HK$36,245 HKD
Retailer 6HK$37,547 HKD
Retailer 18HK$37,547 HKD
Retailer 19HK$37,932 HKD
Retailer 15HK$42,796 HKD
Retailer 16HK$44,608 HKD
Retailer 17HK$48,860 HKD
Retailer 12HK$53,324 HKD
Retailer 10HK$53,795 HKD
Retailer 11HK$58,462 HKD
Retailer 5HK$70,348 HKD
Retailer 1HK$85,583 HKD
Retailer 14HK$95,570 HKD
Retailer 13HK$96,519 HKD
Retailer 3HK$108,397 HKD
Taylor and HartHK$148,109 HKD
Retailer 4HK$222,725 HKD

40 data points across 20 retailers

24 retailersHK$28,988 HKD to HK$108,397 HKD

B+
Cheapest Retailer
-
HK$28,988 HKD
Retailer 2
-
HK$31,075 HKD
View
Price last confirmed 34 days ago
B+
Retailer 3
-
HK$32,369 HKD
View
B+
Retailer 4
-
HK$33,052 HKD
View
Retailer 5
-
HK$33,923 HKD
View
Price last confirmed 37 days ago
B
Retailer 6
-
HK$36,245 HKD
View
Final sale: no returns
Retailer 7
-
HK$37,547 HKD
View
Price last confirmed 20 days ago
Retailer 8
-
HK$37,547 HKD
View
Price last confirmed 33 days ago
B
Retailer 9
-
HK$37,547 HKD
View
B
Retailer 10
-
HK$37,932 HKD
View
B
Retailer 11
-
HK$42,796 HKD
View
B
Retailer 12
-
HK$48,860 HKD
View
Retailer 13
-
HK$51,786 HKD
View
Price last confirmed 36 days ago
B
Retailer 14
-
HK$51,786 HKD
View
B+
Retailer 15
-
HK$53,324 HKD
View
B
Retailer 16
-
HK$53,795 HKD
View
B
Retailer 17
-
HK$58,462 HKD
View
B
Retailer 18
-
HK$70,348 HKD
View
B
Retailer 19
-
HK$85,583 HKD
View
B
Retailer 20
-
HK$95,570 HKD
View
B
Retailer 21
-
HK$96,519 HKD
View
B
Retailer 22
-
HK$108,397 HKD
View
Most Expensive
Taylor and Hart
BCHLC1O · Nov 4
HK$148,109 HKD
$18,879 USD
View
Price under review
22 more retailers have this diamond
Prices start from HK$28,988 HKDSave up to HK$79,409 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.

B+
3.00ct Marquise
HK$28,988 HKD