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Oval|Natural|GIA

1.20ct J SI1 Oval Natural Diamond

EX • J/SI1 • GIA 1553999146

Certificate GIA 1553999146

Diamond specifications and retailer prices

From €1,504 EUR
SGD 2,270 SGD
As of October 31, 2026
Save €1,422 EUR (49%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €2,925 EUR at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

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 1553999146. Listed at 12 retailers as of October 26, 2026, with prices from €1,504 to €2,925, a €1,422 spread on the same certified stone. Wholesale Diamonds Direct lists it at €2,925. 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
FluorescenceNone
Crown angle39.84°
Pavilion angle39.3°
OriginNatural
Grading LabGIA
CertificateGIA 1553999146
Dimensions8.27 × 5.95 × 3.70 mm
L/W Ratio1.39
Culet sizeNone
Top View
8.27 mm5.95 mm1.20 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1553999146
Side View
Table 59.0%Crown 39.84°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 62.2%

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: €2,231 EUR|Low: €1,504 EUR|High: €3,131 EUR|Avg: €2,184 EUR|-7.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Wholesale Diamonds Direct
November 1, 2026
Retailer 9€1,504 EUR
Retailer 7€1,764 EUR
Retailer 6€1,780 EUR
Retailer 3€1,819 EUR
Retailer 2€1,938 EUR
Retailer 4€1,964 EUR
Retailer 10€2,116 EUR
Retailer 1€2,231 EUR
Retailer 11€2,258 EUR
Retailer 5€2,500 EUR
Retailer 8€2,712 EUR
Wholesale Diamonds Direct€2,925 EUR

32 data points across 12 retailers

12 retailers€1,504 EUR to €2,925 EUR

A
Cheapest Retailer
-
€1,504 EUR
SGD 2,270 SGD
A
Retailer 2
-
€1,764 EUR
$1,971 USD
View
A
Retailer 3
-
€1,780 EUR
$1,988 USD
View
B+
Retailer 4
-
€1,819 EUR
$2,032 USD
View
B+
Retailer 5
-
€1,938 EUR
SGD 2,926 SGD
View
B+
Retailer 6
-
€1,964 EUR
£1,728 GBP
View
B+
Retailer 7
-
€2,116 EUR
$2,364 USD
View
B+
Retailer 8
-
€2,231 EUR
$2,493 USD
View
B+
Retailer 9
-
€2,258 EUR
$2,523 USD
View
B+
Retailer 10
-
€2,500 EUR
View
B
Retailer 11
-
€2,712 EUR
$3,030 USD
View
Most Expensive
B
Wholesale Diamonds Direct
271990025 · Oct 26
€2,925 EUR
$3,268 USD
View
11 more retailers have this diamond
Prices start from €1,504 EURSave up to €1,422 EUR

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
€1,504 EUR