CaratHunter
Plans
Heart|Lab Grown|GIA

2.51ct E IF Heart Lab Grown Diamond

EX • E/IF • GIA 6501504948

Certificate GIA 6501504948

Diamond specifications and retailer prices

From HK$22,086 HKD
$2,815 USD
As of October 26, 2026
Save HK$23,419 HKD (51%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: HK$45,505 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.51ct lab-grown heart diamond

This 2.51ct lab-grown heart sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6501504948. Listed at 2 retailers as of October 26, 2026, with prices from HK$22,086 to HK$45,505, a HK$23,419 spread on the same certified stone. Brilliant Earth lists it at HK$45,505. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.51
Carat
E
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 6501504948
Dimensions8.90 × 7.25 × 5.11 mm
L/W Ratio1.23
Top View
8.90 mm7.25 mm2.51 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6501504948
Side View
Table 60.0%CrownGirdle: ThickPavilionCulet: NoneDepth 70.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: HK$45,505 HKD|Low: HK$20,367 HKD|High: HK$77,231 HKD|Avg: HK$50,682 HKD|-5.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 2HK$22,086 HKD
Retailer 5HK$43,394 HKD
Brilliant EarthHK$45,505 HKD
Retailer 4HK$62,734 HKD
Retailer 3HK$77,231 HKD

6 data points across 5 retailers

2 retailersHK$22,086 HKD to HK$45,505 HKD

B+
Cheapest Retailer
-
HK$22,086 HKD
$2,815 USD
Most Expensive
B
Brilliant Earth
21409131Y · Oct 30
HK$45,505 HKD
$5,800 USD
View
1 more retailer has this diamond
Prices start from HK$22,086 HKDSave up to HK$23,419 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.

B+
2.51ct Heart
HK$22,086 HKD