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Oval|Natural|GIA

0.51ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 5543879084

Certificate GIA 5543879084

Diamond specifications and retailer prices

From $730 AUD
₹48,821 INR
As of October 31, 2026
Save $1,543 AUD (68%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,273 AUD at MOH London · As of October 25, 2026
View at MOH London

About this 0.51ct natural oval diamond

This 0.51ct natural oval sits in the half to three-quarter carat band, graded D 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 5543879084. Listed at 6 retailers as of October 25, 2026, with prices from $730 to $2,273, a $1,543 spread on the same certified stone. MOH London lists it at $2,273. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5543879084
Dimensions6.06 × 4.50 × 2.80 mm
L/W Ratio1.35
Top View
6.06 mm4.50 mm0.51 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5543879084
Side View
Table 61.0%CrownGirdle: MED-THKPavilionCulet: 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: Oct 31
Current: $2,273 AUD|Low: $728 AUD|High: $2,298 AUD|Avg: $1,368 AUD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 2$730 AUD
Retailer 6$1,120 AUD
Retailer 3$1,213 AUD
Retailer 4$1,398 AUD
Retailer 5$1,478 AUD
MOH London$2,273 AUD

41 data points across 6 retailers

6 retailers$730 AUD to $2,273 AUD

A
Cheapest Retailer
-
$730 AUD
₹48,821 INR
B+
Retailer 2
-
$1,120 AUD
$787 USD
View
B+
Retailer 3
-
$1,213 AUD
£671 GBP
View
B+
Retailer 4
-
$1,398 AUD
€935 EUR
View
Retailer 5
-
$1,478 AUD
View
Price last confirmed 27 days ago
Most Expensive
B
MOH London
6C0B31F91 · Oct 25
$2,273 AUD
£1,257 GBP
View
5 more retailers have this diamond
Prices start from $730 AUDSave up to $1,543 AUD

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 Oval
$730 AUD