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Oval|Natural|GIA

1.20ct J SI1 Oval Natural Diamond

EX • J/SI1 • GIA 7551184900

Certificate GIA 7551184900

Diamond specifications and retailer prices

From $2,095 SGD
HK$12,800 HKD
As of October 31, 2026
Save $3,676 SGD (64%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $5,771 SGD at NZ Jewellers · As of October 30, 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 J 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 7551184900. Listed at 23 retailers as of October 30, 2026, with prices from $2,095 to $5,771, a $3,676 spread on the same certified stone. NZ Jewellers lists it at $5,771. 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
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle38.4°
Pavilion angle37.8°
OriginNatural
Grading LabGIA
CertificateGIA 7551184900
Dimensions8.22 × 5.92 × 3.84 mm
L/W Ratio1.39
Girdle conditionFaceted
Top View
8.22 mm5.92 mm1.20 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7551184900
Side View
Table 57.0%Crown 38.4°Girdle: MED-THKPavilion 37.8°Culet: NoneDepth 64.9%

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: $5,771 SGD|Low: $2,078 SGD|High: $5,941 SGD|Avg: $3,008 SGD|-2.9%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 31, 2026
Retailer 2$2,095 SGD
Retailer 12$2,259 SGD
Retailer 11$2,309 SGD
Retailer 19$2,311 SGD
Retailer 8$2,398 SGD
Retailer 7$2,425 SGD
Retailer 5$2,501 SGD
Retailer 10$2,501 SGD
Retailer 3$2,550 SGD
Retailer 6$2,616 SGD
Retailer 4$2,623 SGD
Retailer 17$2,700 SGD
Retailer 20$2,774 SGD
Retailer 21$2,774 SGD
Retailer 22$2,876 SGD
Retailer 15$2,885 SGD
Retailer 18$3,028 SGD
Retailer 9$3,370 SGD
Retailer 13$3,393 SGD
Retailer 16$3,516 SGD
Retailer 14$4,861 SGD
NZ Jewellers$5,771 SGD

24 data points across 22 retailers

23 retailers$2,095 SGD to $5,771 SGD

A
Cheapest Retailer
-
$2,095 SGD
HK$12,800 HKD
A
Retailer 2
-
$2,259 SGD
$1,767 USD
View
B+
Retailer 3
-
$2,309 SGD
$1,806 USD
View
Final sale: no returns
A
Retailer 4
-
$2,311 SGD
$1,808 USD
View
A
Retailer 5
-
$2,398 SGD
$1,876 USD
View
A
Retailer 6
-
$2,425 SGD
$1,897 USD
View
B+
Retailer 7
-
$2,501 SGD
$1,956 USD
View
B+
Retailer 8
-
$2,501 SGD
$1,956 USD
View
B+
Retailer 9
-
$2,550 SGD
$1,995 USD
View
B+
Retailer 10
-
$2,616 SGD
$2,046 USD
View
B+
Retailer 11
-
$2,623 SGD
$2,052 USD
View
B+
Retailer 12
-
$2,700 SGD
£1,663 GBP
View
B+
Retailer 13
-
$2,774 SGD
$2,170 USD
View
B+
Retailer 14
-
$2,774 SGD
$2,170 USD
View
B+
Retailer 15
-
$2,876 SGD
$2,250 USD
View
B+
Retailer 16
-
$2,885 SGD
$2,257 USD
View
B+
Retailer 17
-
$3,028 SGD
£1,865 GBP
View
B
Retailer 18
-
$3,370 SGD
$2,636 USD
View
B+
Retailer 19
-
$3,393 SGD
ZAR 42,872 ZAR
View
B+
Retailer 20
-
$3,516 SGD
€2,619 EUR
View
Retailer 21
-
$3,577 SGD
A$4,305 AUD
View
Price last confirmed 25 days ago
B
Retailer 22
-
$4,861 SGD
£2,994 GBP
View
Most Expensive
B
NZ Jewellers
dc54fc18-cd9f-41be-b7cc-6cae77bc9f17 · Oct 30
$5,771 SGD
$4,514 USD
View
22 more retailers have this diamond
Prices start from $2,095 SGDSave up to $3,676 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
$2,095 SGD