CaratHunter
Plans
Round|Lab Grown|IGI

1.25ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG837626274

Shape and cutting style on the report: Round brilliant

Certificate IGI LG837626274

Diamond specifications and retailer prices

From HK$4,017 HKD
$512 USD
As of November 1, 2026
Save HK$12,355 HKD (75%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$20,008 HKD at Brilliant Earth · As of October 14, 2026
View at Brilliant Earth

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 LG837626274 or 837626274. Listed at 16 retailers as of November 1, 2026, with a 308% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle35.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837626274
Dimensions6.87 × 6.90 × 4.28 mm
L/W Ratio1.00
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
6.87 mm6.90 mm1.25 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837626274
Side View
Table 58.0%Crown 35.3°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.1%

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$16,372 HKD|Low: HK$4,017 HKD|High: HK$16,551 HKD|Avg: HK$9,473 HKD|-1.1%
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
Retailer 16
November 1, 2026
Retailer 4HK$4,017 HKD
Retailer 13HK$5,571 HKD
Retailer 7HK$6,457 HKD
Retailer 3HK$6,797 HKD
Retailer 15HK$6,991 HKD
Retailer 9HK$7,071 HKD
Retailer 10HK$7,300 HKD
Retailer 12HK$7,661 HKD
Retailer 8HK$10,154 HKD
Retailer 11HK$10,863 HKD
Retailer 2HK$11,495 HKD
Retailer 14HK$11,981 HKD
Retailer 5HK$14,097 HKD
Retailer 6HK$14,575 HKD
Retailer 16HK$14,676 HKD
Retailer 1HK$16,372 HKD

18 data points across 16 retailers

16 retailersHK$4,017 HKD to HK$16,372 HKD

A
Cheapest Retailer
-
HK$4,017 HKD
$512 USD
Final sale: no returns
A
Retailer 2
-
HK$5,571 HKD
$710 USD
View
B+
Retailer 3
-
HK$6,457 HKD
$823 USD
View
B+
Retailer 4
-
HK$6,991 HKD
$891 USD
View
B+
Retailer 5
-
HK$7,071 HKD
£710 GBP
View
B+
Retailer 6
-
HK$7,300 HKD
£733 GBP
View
B+
Retailer 7
-
HK$7,661 HKD
ZAR 15,774 ZAR
View
Retailer 8
-
HK$10,154 HKD
A$1,991 AUD
View
Price last confirmed 26 days ago
B+
Retailer 9
-
HK$10,863 HKD
A$2,130 AUD
View
Retailer 10
-
HK$11,495 HKD
$1,465 USD
View
Price last confirmed 19 days ago
B
Retailer 11
-
HK$11,981 HKD
$1,527 USD
View
Retailer 12
-
HK$14,097 HKD
SGD 2,428 SGD
View
Price last confirmed 21 days ago
Retailer 13
-
HK$14,575 HKD
$1,858 USD
View
Price last confirmed 21 days ago
B
Retailer 14
-
HK$14,676 HKD
$1,871 USD
View
B
Retailer 15
-
HK$16,372 HKD
£1,643 GBP
View
Most Expensive
Brilliant Earth
21722766A · Oct 14
HK$20,008 HKD
$2,550 USD
View
Price last confirmed 19 days ago
15 more retailers have this diamond
Prices start from HK$4,017 HKDSave up to HK$12,355 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$4,017 HKD