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Emerald|Natural|GIA

0.51ct H SI1 Emerald Natural Diamond

EX • H/SI1 • GIA 7542132469

Certificate GIA 7542132469

Diamond specifications and retailer prices

From £301 GBP
₹38,373 INR
As of October 31, 2026
Save £613 GBP (67%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £914 GBP at MOH London · As of October 30, 2026
View at MOH London

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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7542132469. Listed at 14 retailers as of October 30, 2026, with prices from £301 to £914, a £613 spread on the same certified stone. MOH London lists it at £914. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7542132469
Dimensions5.39 × 3.83 × 2.54 mm
L/W Ratio1.41
Girdle conditionPolished
Key to symbols
Cloud, Crystal
Top View
5.39 mm3.83 mm0.51 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7542132469
Side View
Table 65.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 66.4%

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: £914 GBP|Low: £255 GBP|High: £918 GBP|Avg: £495 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 2£301 GBP
Retailer 11£363 GBP
Retailer 10£372 GBP
Retailer 12£424 GBP
Retailer 4£489 GBP
Retailer 8£493 GBP
Retailer 5£494 GBP
Retailer 9£541 GBP
Retailer 6£588 GBP
Retailer 3£592 GBP
Retailer 7£607 GBP
MOH London£914 GBP

33 data points across 12 retailers

14 retailers£301 GBP to £914 GBP

A
Cheapest Retailer
-
£301 GBP
₹38,373 INR
B+
Retailer 2
-
£363 GBP
$486 USD
View
Final sale: no returns
B+
Retailer 3
-
£372 GBP
$499 USD
View
Retailer 4
-
£393 GBP
$527 USD
View
Price last confirmed 36 days ago
B+
Retailer 5
-
£424 GBP
$568 USD
View
Retailer 6
-
£454 GBP
$608 USD
View
Price last confirmed 37 days ago
Retailer 7
-
£489 GBP
View
Price last confirmed 32 days ago
B
Retailer 8
-
£493 GBP
View
B
Retailer 9
-
£494 GBP
View
B
Retailer 10
-
£541 GBP
$725 USD
View
B
Retailer 11
-
£588 GBP
€750 EUR
View
Retailer 12
-
£592 GBP
A$1,220 AUD
View
Price last confirmed 28 days ago
B
Retailer 13
-
£607 GBP
ZAR 13,147 ZAR
View
Most Expensive
B
MOH London
444A2B52D · Oct 29
£914 GBP
View
13 more retailers have this diamond
Prices start from £301 GBPSave up to £613 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
£301 GBP