CaratHunter
Plans
Emerald|Natural|GIA

0.51ct F SI1 Emerald Natural Diamond

EX • F/SI1 • GIA 2567423924

Certificate GIA 2567423924

Diamond specifications and retailer prices

From HK$3,781 HKD
As of November 6, 2026
Save HK$3,375 HKD (47%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$7,156 HKD at Frank Darling · As of November 6, 2026
View at Frank Darling

About this 0.51ct natural emerald diamond

This 0.51ct natural emerald sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2567423924. Listed at 12 retailers as of November 6, 2026, with prices from HK$3,781 to HK$7,156, a HK$3,375 spread on the same certified stone. Frank Darling lists it at HK$7,156. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.51
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2567423924
Dimensions5.29 × 3.78 × 2.55 mm
L/W Ratio1.40
Culet sizeNone
Top View
5.29 mm3.78 mm0.51 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2567423924
Side View
Table 70.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.5%

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 6
Current: HK$7,156 HKD|Low: HK$3,781 HKD|High: HK$7,537 HKD|Avg: HK$5,512 HKD|-5.1%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 11HK$3,781 HKD
Retailer 8HK$3,836 HKD
Retailer 10HK$4,370 HKD
Retailer 5HK$4,448 HKD
Retailer 6HK$4,535 HKD
Retailer 3HK$5,178 HKD
Retailer 7HK$5,303 HKD
Retailer 4HK$5,405 HKD
Retailer 9HK$5,554 HKD
Retailer 2HK$5,774 HKD
Frank DarlingHK$7,156 HKD

24 data points across 11 retailers

12 retailersHK$3,781 HKD to HK$7,156 HKD

A
Cheapest Retailer
-
HK$3,781 HKD
A
Retailer 2
-
HK$3,836 HKD
View
A
Retailer 3
-
HK$4,315 HKD
View
A
Retailer 4
-
HK$4,370 HKD
View
A
Retailer 5
-
HK$4,448 HKD
View
A
Retailer 6
-
HK$4,535 HKD
View
B+
Retailer 7
-
HK$5,178 HKD
View
B+
Retailer 8
-
HK$5,303 HKD
View
B+
Retailer 9
-
HK$5,405 HKD
View
B+
Retailer 10
-
HK$5,554 HKD
View
B+
Retailer 11
-
HK$5,774 HKD
View
Most Expensive
B
Frank Darling
2702545HK · Nov 6
HK$7,156 HKD
$912 USD
View
11 more retailers have this diamond
Prices start from HK$3,781 HKDSave up to HK$3,375 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
0.51ct Emerald
HK$3,781 HKD