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Oval|Natural|GIA

1.20ct M SI1 Oval Natural Diamond

M/SI1 • GIA 6555825543

Certificate GIA 6555825543

Diamond specifications and retailer prices

From $2,276 AUD
As of November 6, 2026
Save $3,371 AUD (60%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,647 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural oval diamond

This 1.2ct natural oval sits in the classic one-carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included) and certified by GIA 6555825543. Listed at 9 retailers as of November 5, 2026, with prices from $2,276 to $5,647, a $3,371 spread on the same certified stone. NZ Jewellers lists it at $5,647. 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

1.20
Carat
M
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6555825543
Dimensions8.09 × 5.84 × 3.81 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Needle
Top View
8.09 mm5.84 mm1.20 ctM / SI1
OriginNatural
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6555825543
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 65.3%

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: Nov 6
Current: $5,647 AUD|Low: $2,275 AUD|High: $5,647 AUD|Avg: $2,928 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2$2,276 AUD
Retailer 5$2,316 AUD
Retailer 7$2,316 AUD
Retailer 8$2,422 AUD
Retailer 9$2,431 AUD
Retailer 6$2,671 AUD
Retailer 4$2,825 AUD
Retailer 3$3,144 AUD
NZ Jewellers$5,647 AUD

39 data points across 9 retailers

9 retailers$2,276 AUD to $5,647 AUD

B+
Cheapest Retailer
-
$2,276 AUD
B
Retailer 2
-
$2,316 AUD
View
Retailer 3
-
$2,316 AUD
View
Price last confirmed 8 days ago
B
Retailer 4
-
$2,422 AUD
View
B
Retailer 5
-
$2,431 AUD
View
B
Retailer 6
-
$2,671 AUD
View
B
Retailer 7
-
$2,825 AUD
View
B
Retailer 8
-
$3,144 AUD
View
Most Expensive
C
NZ Jewellers
f5ebd0a9-a5c4-48b7-831b-525ec4dce630 · Nov 5
$5,647 AUD
$3,880 USD
View
8 more retailers have this diamond
Prices start from $2,276 AUDSave up to $3,371 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.

B+
1.20ct Oval
$2,276 AUD