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Oval|Natural|GIA

1.20ct G SI1 Oval Natural Diamond

EX • G/SI1 • GIA 5241085728

Certificate GIA 5241085728

Diamond specifications and retailer prices

From $2,789 SGD
As of November 6, 2026
Save $5,126 SGD (65%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,915 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 G 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 5241085728. Listed at 13 retailers as of November 5, 2026, with prices from $2,789 to $7,915, a $5,126 spread on the same certified stone. NZ Jewellers lists it at $7,915. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Pavilion angle35.75°
OriginNatural
Grading LabGIA
CertificateGIA 5241085728
Dimensions8.21 × 5.80 × 3.74 mm
L/W Ratio1.42
Key to symbols
Twinning Wisp, Crystal, Cloud, Feather, Needle
Top View
8.21 mm5.80 mm1.20 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5241085728
Side View
Table 57.0%CrownGirdle: STK-VTKPavilion 35.75°Culet: NoneDepth 64.6%

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: $7,915 SGD|Low: $2,789 SGD|High: $8,101 SGD|Avg: $4,528 SGD|+12.1%
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
November 6, 2026
Retailer 3$2,789 SGD
Retailer 10$3,285 SGD
Retailer 4$3,565 SGD
Retailer 6$3,672 SGD
Retailer 12$3,786 SGD
Retailer 7$3,883 SGD
Retailer 13$3,932 SGD
Retailer 11$4,110 SGD
Retailer 8$4,401 SGD
Retailer 2$4,725 SGD
Retailer 5$6,002 SGD
Retailer 9$6,313 SGD
NZ Jewellers$7,915 SGD

25 data points across 13 retailers

13 retailers$2,789 SGD to $7,915 SGD

A
Cheapest Retailer
-
$2,789 SGD
A
Retailer 2
-
$3,285 SGD
View
A
Retailer 3
-
$3,565 SGD
View
A
Retailer 4
-
$3,672 SGD
View
A
Retailer 5
-
$3,786 SGD
View
A
Retailer 6
-
$3,883 SGD
View
B+
Retailer 7
-
$3,932 SGD
View
B+
Retailer 8
-
$4,110 SGD
View
B+
Retailer 9
-
$4,401 SGD
View
B+
Retailer 10
-
$4,725 SGD
View
Retailer 11
-
$6,002 SGD
View
Price last confirmed 16 days ago
B
Retailer 12
-
$6,313 SGD
View
Most Expensive
B
NZ Jewellers
62d0dd81-8892-46e2-83b0-45d957ac0695 · Nov 5
$7,915 SGD
$6,176 USD
View
12 more retailers have this diamond
Prices start from $2,789 SGDSave up to $5,126 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
$2,789 SGD