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Marquise|Lab Grown|IGI

1.55ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG813622880

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG813622880

Diamond specifications and retailer prices

From HK$9,030 HKD
As of November 4, 2026
Save HK$25,332 HKD (74%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$34,362 HKD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG813622880 or 813622880. Listed at 24 retailers as of November 4, 2026, with prices from HK$9,030 to HK$34,362, a HK$25,332 spread on the same certified stone. Brilliant Earth lists it at HK$34,362. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813622880
Dimensions11.86 × 6.11 × 3.76 mm
L/W Ratio1.94
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
11.86 mm6.11 mm1.55 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813622880
Side View
Table 61.0%Crown 33.7°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.5%

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: Nov 4
Current: HK$34,362 HKD|Low: HK$10,238 HKD|High: HK$34,362 HKD|Avg: HK$17,414 HKD|+1.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 4HK$10,544 HKD
Retailer 9HK$10,709 HKD
Retailer 5HK$13,196 HKD
Retailer 2HK$13,353 HKD
Retailer 3HK$13,376 HKD
Retailer 10HK$15,322 HKD
Retailer 7HK$17,205 HKD
Retailer 8HK$18,044 HKD
Retailer 11HK$27,615 HKD
Retailer 6HK$31,718 HKD
Brilliant EarthHK$34,362 HKD

33 data points across 11 retailers

24 retailersHK$9,030 HKD to HK$34,362 HKD

Retailer 1
-
HK$8,065 HKD
Price last confirmed 28 days ago
Retailer 2
-
HK$8,771 HKD
View
Price last confirmed 21 days ago
A
Retailer 3
-
HK$9,030 HKD
View
Final sale: no returns
Retailer 4
-
HK$9,351 HKD
View
Price last confirmed 33 days ago
Retailer 5
-
HK$9,351 HKD
View
Price last confirmed 24 days ago
A
Retailer 6
-
HK$10,238 HKD
View
A
Retailer 7
-
HK$10,544 HKD
View
A
Retailer 8
-
HK$10,709 HKD
View
B+
Retailer 9
-
HK$13,196 HKD
View
A
Retailer 10
-
HK$13,353 HKD
View
B+
Retailer 11
-
HK$13,376 HKD
View
Retailer 12
-
HK$15,322 HKD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
HK$17,205 HKD
View
Retailer 14
-
HK$17,534 HKD
View
Price last confirmed 36 days ago
B+
Retailer 15
-
HK$18,044 HKD
View
B
Retailer 16
-
HK$25,819 HKD
View
B+
Retailer 17
-
HK$27,615 HKD
View
Retailer 18
-
HK$28,949 HKD
View
Price last confirmed 29 days ago
B
Retailer 19
-
HK$30,086 HKD
View
B
Retailer 20
-
HK$31,342 HKD
View
B
Retailer 21
-
HK$31,718 HKD
View
B
Retailer 22
-
HK$32,628 HKD
View
B
Retailer 23
-
HK$33,813 HKD
View
Most Expensive
B
Brilliant Earth
20938449A · Nov 5
HK$34,362 HKD
$4,380 USD
View
23 more retailers have this diamond
Prices start from HK$9,030 HKDSave up to HK$25,332 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
1.55ct Marquise
HK$9,030 HKD