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Oval|Natural|GIA

1.20ct M SI1 Oval Natural Diamond

ID • M/SI1 • GIA 2554665601

Certificate GIA 2554665601

Diamond specifications and retailer prices

From $1,444 SGD
As of November 6, 2026
Save $3,034 SGD (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,478 SGD 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), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2554665601. Listed at 16 retailers as of November 5, 2026, with prices from $1,444 to $4,478, a $3,034 spread on the same certified stone. NZ Jewellers lists it at $4,478. 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

1.20
Carat
M
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554665601
Dimensions8.48 × 5.78 × 3.66 mm
L/W Ratio1.47
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Indented Natural, Natural
Top View
8.48 mm5.78 mm1.20 ctM / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554665601
Side View
Table 61.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.3%

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: Nov 6
Current: $4,478 SGD|Low: $1,444 SGD|High: $4,682 SGD|Avg: $2,141 SGD|-4.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 9$1,444 SGD
Retailer 12$1,647 SGD
Retailer 7$1,694 SGD
Retailer 8$1,734 SGD
Retailer 10$1,804 SGD
Retailer 4$1,835 SGD
Retailer 6$1,835 SGD
Retailer 5$1,921 SGD
Retailer 15$1,958 SGD
Retailer 3$1,961 SGD
Retailer 16$2,008 SGD
Retailer 2$2,025 SGD
Retailer 14$2,118 SGD
Retailer 11$2,240 SGD
Retailer 13$2,557 SGD
NZ Jewellers$4,478 SGD

28 data points across 16 retailers

16 retailers$1,444 SGD to $4,478 SGD

A
Cheapest Retailer
-
$1,444 SGD
A
Retailer 2
-
$1,647 SGD
View
B+
Retailer 3
-
$1,694 SGD
View
Final sale: no returns
A
Retailer 4
-
$1,734 SGD
View
A
Retailer 5
-
$1,804 SGD
View
Retailer 6
-
$1,835 SGD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$1,835 SGD
View
B+
Retailer 8
-
$1,921 SGD
View
B+
Retailer 9
-
$1,958 SGD
View
B+
Retailer 10
-
$1,961 SGD
View
B+
Retailer 11
-
$2,008 SGD
View
B+
Retailer 12
-
$2,025 SGD
View
B+
Retailer 13
-
$2,118 SGD
View
B+
Retailer 14
-
$2,240 SGD
View
B+
Retailer 15
-
$2,557 SGD
View
Most Expensive
B
NZ Jewellers
aa946c97-4cf3-4d5d-8f83-2b9f79746129 · Nov 5
$4,478 SGD
$3,494 USD
View
15 more retailers have this diamond
Prices start from $1,444 SGDSave up to $3,034 SGD

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
1.20ct Oval
$1,444 SGD