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Emerald|Natural|GIA

0.51ct H IF Emerald Natural Diamond

H/IF • GIA 1565757246

Certificate GIA 1565757246

Diamond specifications and retailer prices

From £443 GBP
$593 USD
As of October 31, 2026
Save £1,061 GBP (71%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,503 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.51ct natural emerald diamond

This 0.51ct natural emerald sits in the half to three-quarter carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless) and certified by GIA 1565757246. Listed at 7 retailers as of October 30, 2026, with prices from £443 to £1,503, a £1,061 spread on the same certified stone. NZ Jewellers lists it at £1,503. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
H
Colour
IF
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1565757246
Dimensions5.46 × 3.88 × 2.43 mm
L/W Ratio1.41
Key to symbols
Minor Details of Polish
Top View
5.46 mm3.88 mm0.51 ctH / IF
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1565757246
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 62.7%

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: Oct 31
Current: £1,503 GBP|Low: £337 GBP|High: £1,503 GBP|Avg: £759 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 2£443 GBP
Retailer 4£542 GBP
Retailer 6£666 GBP
Retailer 3£666 GBP
Retailer 5£1,113 GBP
NZ Jewellers£1,503 GBP

4 data points across 6 retailers

7 retailers£443 GBP to £1,503 GBP

A
Cheapest Retailer
-
£443 GBP
$593 USD
Final sale: no returns
A
Retailer 2
-
£464 GBP
A$956 AUD
View
B+
Retailer 3
-
£542 GBP
View
B
Retailer 4
-
£666 GBP
$892 USD
View
B
Retailer 5
-
£666 GBP
€850 EUR
View
B
Retailer 6
-
£1,113 GBP
View
Most Expensive
B
NZ Jewellers
7df5372b-768f-4a54-bc38-299711bbd304 · Oct 30
£1,503 GBP
$2,014 USD
View
6 more retailers have this diamond
Prices start from £443 GBPSave up to £1,061 GBP

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
£443 GBP