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Marquise|Lab Grown|IGI

1.59ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG800679631

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800679631

Diamond specifications and retailer prices

From HK$9,440 HKD
As of October 30, 2026
Save HK$19,903 HKD (68%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$29,343 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.59ct lab-grown marquise diamond

This 1.59ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800679631 or 800679631. Listed at 12 retailers as of October 30, 2026, with prices from HK$9,440 to HK$29,343, a HK$19,903 spread on the same certified stone. Brilliant Earth lists it at HK$29,343. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800679631
Dimensions12.14 × 6.06 × 3.84 mm
L/W Ratio2.00
Girdle conditionFaceted
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
12.14 mm6.06 mm1.59 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800679631
Side View
Table 58.0%Crown 35.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.4%

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 30
Current: HK$29,343 HKD|Low: HK$6,524 HKD|High: HK$33,081 HKD|Avg: HK$19,124 HKD|-10.5%
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 30, 2026
Retailer 5HK$6,524 HKD
Retailer 9HK$9,440 HKD
Retailer 12HK$10,199 HKD
Retailer 13HK$11,612 HKD
Retailer 2HK$11,822 HKD
Retailer 6HK$12,365 HKD
Retailer 7HK$14,141 HKD
Retailer 11HK$19,760 HKD
Retailer 10HK$24,071 HKD
Retailer 4HK$26,665 HKD
Retailer 8HK$28,876 HKD
Retailer 3HK$29,178 HKD
Brilliant EarthHK$29,343 HKD

42 data points across 13 retailers

12 retailersHK$9,440 HKD to HK$29,343 HKD

A
Cheapest Retailer
-
HK$9,440 HKD
A
Retailer 2
-
HK$10,199 HKD
$1,300 USD
View
A
Retailer 3
-
HK$11,612 HKD
$1,480 USD
View
A
Retailer 4
-
HK$11,822 HKD
£1,186 GBP
View
A
Retailer 5
-
HK$12,365 HKD
€1,501 EUR
View
B+
Retailer 6
-
HK$14,141 HKD
ZAR 29,118 ZAR
View
B+
Retailer 7
-
HK$19,760 HKD
$2,519 USD
View
B+
Retailer 8
-
HK$24,071 HKD
$3,068 USD
View
B
Retailer 9
-
HK$26,665 HKD
$3,399 USD
View
B
Retailer 10
-
HK$28,876 HKD
£2,898 GBP
View
B
Retailer 11
-
HK$29,178 HKD
$3,719 USD
View
Most Expensive
B
Brilliant Earth
20936672A · Oct 30
HK$29,343 HKD
$3,740 USD
View
11 more retailers have this diamond
Prices start from HK$9,440 HKDSave up to HK$19,903 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
1.59ct Marquise
HK$9,440 HKD