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Round|Lab Grown|IGI

1.25ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG781641923

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781641923

Diamond specifications and retailer prices

From HK$2,856 HKD
$364 USD
As of October 30, 2026
Save HK$15,578 HKD (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$18,434 HKD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.25ct lab-grown round diamond

This 1.25ct lab-grown round 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 LG781641923 or 781641923. Listed at 21 retailers as of October 27, 2026, with prices from HK$2,856 to HK$18,434, a HK$15,578 spread on the same certified stone. Queensmith lists it at HK$18,434. 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 angle35.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781641923
Dimensions6.88 × 6.84 × 4.27 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
6.88 mm6.84 mm1.25 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781641923
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$12,715 HKD|Low: HK$2,856 HKD|High: HK$13,044 HKD|Avg: HK$7,261 HKD|-1.5%
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
November 1, 2026
Retailer 3HK$2,856 HKD
Retailer 15HK$4,276 HKD
Retailer 12HK$4,394 HKD
Retailer 9HK$5,033 HKD
Retailer 11HK$5,141 HKD
Retailer 14HK$5,453 HKD
Retailer 10HK$5,658 HKD
Retailer 6HK$6,096 HKD
Retailer 13HK$7,706 HKD
Retailer 2HK$9,305 HKD
Retailer 5HK$9,425 HKD
Retailer 7HK$10,550 HKD
Retailer 8HK$10,945 HKD
Retailer 4HK$12,524 HKD
Retailer 1HK$12,715 HKD

40 data points across 15 retailers

21 retailersHK$2,856 HKD to HK$18,434 HKD

Retailer 1
-
HK$2,558 HKD
$326 USD
Price last confirmed 23 days ago
A
Retailer 2
-
HK$2,856 HKD
$364 USD
View
Final sale: no returns
Retailer 3
-
HK$2,966 HKD
$378 USD
View
Price last confirmed 20 days ago
Retailer 4
-
HK$3,170 HKD
$404 USD
View
Price last confirmed 17 days ago
Retailer 5
-
HK$3,170 HKD
$404 USD
View
Price last confirmed 31 days ago
A
Retailer 6
-
HK$4,276 HKD
$545 USD
View
A
Retailer 7
-
HK$4,394 HKD
$560 USD
View
A
Retailer 8
-
HK$5,033 HKD
£505 GBP
View
A
Retailer 9
-
HK$5,141 HKD
€624 EUR
View
A
Retailer 10
-
HK$5,453 HKD
ZAR 11,227 ZAR
View
A
Retailer 11
-
HK$5,658 HKD
£568 GBP
View
A
Retailer 12
-
HK$6,096 HKD
$777 USD
View
B+
Retailer 13
-
HK$7,706 HKD
A$1,511 AUD
View
B+
Retailer 14
-
HK$9,305 HKD
$1,186 USD
View
Retailer 15
-
HK$9,425 HKD
A$1,848 AUD
View
Price last confirmed 28 days ago
Retailer 16
-
HK$10,200 HKD
$1,300 USD
View
Price last confirmed 33 days ago
B+
Retailer 17
-
HK$10,550 HKD
$1,345 USD
View
B
Retailer 18
-
HK$10,945 HKD
$1,395 USD
View
B
Retailer 19
-
HK$12,524 HKD
$1,596 USD
View
B+
Retailer 20
-
HK$12,715 HKD
£1,276 GBP
View
Most Expensive
B
Queensmith
LG781641923 · Oct 27
HK$18,434 HKD
£1,850 GBP
View
20 more retailers have this diamond
Prices start from HK$2,856 HKDSave up to HK$15,578 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 Round
HK$2,856 HKD