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Oval|Lab Grown|IGI

1.25ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG729575934

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG729575934

Diamond specifications and retailer prices

From HK$4,394 HKD
As of November 3, 2026
Save HK$21,262 HKD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$25,656 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.25ct lab-grown oval diamond

This 1.25ct lab-grown oval 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 LG729575934 or 729575934. Listed at 22 retailers as of November 2, 2026, with prices from HK$4,394 to HK$25,656, a HK$21,262 spread on the same certified stone. Brilliant Earth lists it at HK$25,656. 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 angle35.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729575934
Dimensions8.51 × 6.09 × 3.78 mm
L/W Ratio1.40
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
8.51 mm6.09 mm1.25 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729575934
Side View
Table 60.0%Crown 35.1°Girdle: MED-STKPavilion 40.6°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 3
Current: HK$25,656 HKD|Low: HK$4,394 HKD|High: HK$25,656 HKD|Avg: HK$11,363 HKD
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 22
November 5, 2026
Retailer 3HK$4,394 HKD
Retailer 11HK$4,919 HKD
Retailer 21HK$4,919 HKD
Retailer 8HK$5,445 HKD
Retailer 10HK$5,445 HKD
Retailer 22HK$6,512 HKD
Retailer 7HK$7,053 HKD
Retailer 4HK$7,218 HKD
Retailer 12HK$7,297 HKD
Retailer 18HK$8,285 HKD
Retailer 2HK$8,411 HKD
Retailer 16HK$9,391 HKD
Retailer 20HK$11,886 HKD
Retailer 13HK$12,381 HKD
Retailer 19HK$13,283 HKD
Retailer 5HK$14,334 HKD
Retailer 15HK$15,378 HKD
Retailer 9HK$17,245 HKD
Retailer 14HK$17,661 HKD
Retailer 6HK$18,375 HKD
Retailer 17HK$23,647 HKD
Brilliant EarthHK$25,656 HKD

20 data points across 22 retailers

22 retailersHK$4,394 HKD to HK$25,656 HKD

A
Cheapest Retailer
-
HK$4,394 HKD
A
Retailer 2
-
HK$4,919 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$4,919 HKD
View
B+
Retailer 4
-
HK$5,445 HKD
View
Retailer 5
-
HK$5,445 HKD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
HK$6,512 HKD
View
B+
Retailer 7
-
HK$7,053 HKD
View
B+
Retailer 8
-
HK$7,218 HKD
View
B+
Retailer 9
-
HK$7,297 HKD
View
B+
Retailer 10
-
HK$8,285 HKD
View
B+
Retailer 11
-
HK$8,411 HKD
View
B+
Retailer 12
-
HK$9,391 HKD
View
B
Retailer 13
-
HK$11,886 HKD
View
B+
Retailer 14
-
HK$12,381 HKD
View
B
Retailer 15
-
HK$13,283 HKD
View
B
Retailer 16
-
HK$14,334 HKD
View
B
Retailer 17
-
HK$17,245 HKD
View
B
Retailer 18
-
HK$17,661 HKD
View
B
Retailer 19
-
HK$18,375 HKD
View
B
Retailer 20
-
HK$23,647 HKD
View
B
Retailer 21
-
HK$25,656 HKD
View
Most Expensive
B
Brilliant Earth
15907606A · Nov 2
HK$25,656 HKD
$3,270 USD
View
21 more retailers have this diamond
Prices start from HK$4,394 HKDSave up to HK$21,262 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 Oval
HK$4,394 HKD