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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 $1,564 USD
As of November 6, 2026
Save $2,316 USD (60%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,880 USD 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 $1,564 to $3,880, a $2,316 spread on the same certified stone. NZ Jewellers lists it at $3,880. 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
Color
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: $3,880 USD|Low: $1,563 USD|High: $3,880 USD|Avg: $2,012 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2$1,564 USD
Retailer 5$1,591 USD
Retailer 7$1,591 USD
Retailer 8$1,664 USD
Retailer 9$1,670 USD
Retailer 6$1,835 USD
Retailer 4$1,941 USD
Retailer 3$2,160 USD
NZ Jewellers$3,880 USD

39 data points across 9 retailers

9 retailers$1,564 USD to $3,880 USD

B+
Cheapest Retailer
-
$1,564 USD
B
Retailer 2
-
$1,591 USD
View
Retailer 3
-
$1,591 USD
View
Price last confirmed 8 days ago
B
Retailer 4
-
$1,664 USD
View
B
Retailer 5
-
$1,670 USD
View
B
Retailer 6
-
$1,835 USD
View
B
Retailer 7
-
$1,941 USD
View
B
Retailer 8
-
$2,160 USD
View
Most Expensive
C
NZ Jewellers
f5ebd0a9-a5c4-48b7-831b-525ec4dce630 · Nov 5
$3,880 USD
View
8 more retailers have this diamond
Prices start from $1,564 USDSave up to $2,316 USD

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
$1,564 USD