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Marquise|Lab Grown|IGI

1.25ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG800680076

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800680076

Diamond specifications and retailer prices

From HK$5,122 HKD
As of November 1, 2026
Save HK$14,336 HKD (74%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$19,457 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.25ct lab-grown marquise diamond

This 1.25ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800680076 or 800680076. Listed at 15 retailers as of October 31, 2026, with prices from HK$5,122 to HK$19,457, a HK$14,336 spread on the same certified stone. Brilliant Earth lists it at HK$19,457. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800680076
Dimensions11.06 × 5.66 × 3.53 mm
L/W Ratio1.95
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
11.06 mm5.66 mm1.25 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800680076
Side View
Table 60.0%Crown 37°Girdle: MediumPavilion 39.5°Culet: NoneDepth 62.4%

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: Nov 1
Current: HK$19,457 HKD|Low: HK$5,122 HKD|High: HK$21,576 HKD|Avg: HK$10,585 HKD|-9.8%
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
Retailer 14
Retailer 15
November 2, 2026
Retailer 5HK$5,122 HKD
Retailer 13HK$6,214 HKD
Retailer 4HK$6,277 HKD
Retailer 11HK$6,846 HKD
Retailer 3HK$6,943 HKD
Retailer 8HK$7,291 HKD
Retailer 2HK$7,657 HKD
Retailer 7HK$8,353 HKD
Retailer 15HK$10,356 HKD
Retailer 12HK$12,043 HKD
Retailer 14HK$14,519 HKD
Retailer 10HK$14,585 HKD
Retailer 9HK$16,311 HKD
Retailer 6HK$17,370 HKD
Brilliant EarthHK$19,457 HKD

41 data points across 15 retailers

15 retailersHK$5,122 HKD to HK$19,457 HKD

A
Cheapest Retailer
-
HK$5,122 HKD
A
Retailer 2
-
HK$6,214 HKD
$792 USD
View
A
Retailer 3
-
HK$6,277 HKD
$800 USD
View
A
Retailer 4
-
HK$6,846 HKD
€831 EUR
View
A
Retailer 5
-
HK$6,943 HKD
$885 USD
View
A
Retailer 6
-
HK$7,291 HKD
£732 GBP
View
A
Retailer 7
-
HK$7,657 HKD
ZAR 15,767 ZAR
View
B+
Retailer 8
-
HK$8,353 HKD
A$1,638 AUD
View
Retailer 9
-
HK$10,356 HKD
$1,320 USD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
HK$12,043 HKD
$1,535 USD
View
B
Retailer 11
-
HK$14,519 HKD
$1,851 USD
View
B+
Retailer 12
-
HK$14,585 HKD
A$2,860 AUD
View
B+
Retailer 13
-
HK$16,311 HKD
£1,637 GBP
View
B
Retailer 14
-
HK$17,370 HKD
$2,214 USD
View
Most Expensive
B
Brilliant Earth
21143371A · Oct 31
HK$19,457 HKD
$2,480 USD
View
14 more retailers have this diamond
Prices start from HK$5,122 HKDSave up to HK$14,336 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
1.25ct Marquise
HK$5,122 HKD