Marquise|Lab Grown|IGI

1.53ct F SI1 Marquise Lab Grown Diamond

EX • F/SI1 • IGI LG809685426

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG809685426

Diamond specifications and retailer prices

From HK$2,982 HKD
€362 EUR
As of October 27, 2026
Save HK$10,356 HKD (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$13,338 HKD at Brilliant Earth · As of October 27, 2026
View at Brilliant Earth

About this 1.53ct lab-grown marquise diamond

This 1.53ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG809685426 or 809685426. Listed at 16 retailers as of October 27, 2026, with prices from HK$2,982 to HK$13,338, a HK$10,356 spread on the same certified stone. Brilliant Earth lists it at HK$13,338. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.53
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809685426
Dimensions11.84 × 5.94 × 3.74 mm
L/W Ratio1.99
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.84 mm5.94 mm1.53 ctF / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG809685426
Side View
Table 64.0%Crown 36.7°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: HK$13,338 HKD|Low: HK$1,436 HKD|High: HK$13,731 HKD|Avg: HK$5,674 HKD|-2.9%
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
October 27, 2026
Retailer 11HK$1,538 HKD
Retailer 3HK$2,315 HKD
Retailer 6HK$2,965 HKD
Retailer 2HK$2,982 HKD
Retailer 4HK$3,060 HKD
Retailer 10HK$3,641 HKD
Retailer 8HK$4,166 HKD
Retailer 7HK$4,347 HKD
Retailer 12HK$5,933 HKD
Retailer 13HK$7,297 HKD
Retailer 5HK$7,563 HKD
Retailer 9HK$8,765 HKD
Brilliant EarthHK$13,338 HKD

33 data points across 13 retailers

16 retailersHK$2,982 HKD to HK$13,338 HKD

Retailer 1
-
HK$1,852 HKD
$236 USD
Price last confirmed 25 days ago
Retailer 2
-
HK$2,150 HKD
$274 USD
View
Price last confirmed 34 days ago
Retailer 3
-
HK$2,299 HKD
$293 USD
View
Price last confirmed 30 days ago
Retailer 4
-
HK$2,315 HKD
$295 USD
View
Price last confirmed 10 days ago
Retailer 5
-
HK$2,965 HKD
£298 GBP
View
Price last confirmed 9 days ago
A
Retailer 6
-
HK$2,982 HKD
€362 EUR
View
Retailer 7
-
HK$3,060 HKD
£307 GBP
View
Price last confirmed 17 days ago
Retailer 8
-
HK$3,641 HKD
$464 USD
View
Price last confirmed 10 days ago
Retailer 9
-
HK$4,166 HKD
$531 USD
View
Price last confirmed 10 days ago
Retailer 10
-
HK$4,347 HKD
$554 USD
View
Price last confirmed 8 days ago
Retailer 11
-
HK$5,933 HKD
$756 USD
View
Price last confirmed 10 days ago
Retailer 12
-
HK$7,297 HKD
$930 USD
View
Price last confirmed 15 days ago
Retailer 13
-
HK$7,375 HKD
$940 USD
View
Price last confirmed 33 days ago
Retailer 14
-
HK$7,563 HKD
£759 GBP
View
Price last confirmed 18 days ago
Retailer 15
-
HK$8,765 HKD
$1,117 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
20610791A · Oct 27
HK$13,338 HKD
$1,700 USD
View
15 more retailers have this diamond
Prices start from HK$2,982 HKDSave up to HK$10,356 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
1.53ct Marquise
HK$2,982 HKD