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Oval|Natural|GIA

1.20ct J SI2 Oval Natural Diamond

ID • J/SI2 • GIA 6551966975

Certificate GIA 6551966975

Diamond specifications and retailer prices

From $1,894 USD
HK$14,800 HKD
As of November 1, 2026
Save $3,385 USD (64%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,279 USD 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551966975. Listed at 18 retailers as of October 30, 2026, with prices from $1,894 to $5,279, a $3,385 spread on the same certified stone. NZ Jewellers lists it at $5,279. 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
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6551966975
Dimensions8.46 × 5.95 × 3.71 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Twinning Wisp, Cloud, Crystal, Needle, Indented Natural
Top View
8.46 mm5.95 mm1.20 ctJ / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6551966975
Side View
Table 61.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 62.4%

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 1
Current: $5,279 USD|Low: $1,882 USD|High: $5,279 USD|Avg: $2,815 USD
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 1, 2026
Retailer 12$1,894 USD
Retailer 2$1,990 USD
Retailer 4$2,210 USD
Retailer 5$2,330 USD
Retailer 3$2,525 USD
Retailer 14$2,525 USD
Retailer 9$2,530 USD
Retailer 7$2,640 USD
Retailer 15$2,641 USD
Retailer 6$2,665 USD
Retailer 11$2,698 USD
Retailer 8$2,800 USD
Retailer 16$2,913 USD
Retailer 13$3,152 USD
Retailer 10$4,423 USD
NZ Jewellers$5,279 USD

26 data points across 16 retailers

18 retailers$1,894 USD to $5,279 USD

A
Cheapest Retailer
-
$1,894 USD
HK$14,800 HKD
A
Retailer 2
-
$1,990 USD
₹189,543 INR
View
B+
Retailer 3
-
$2,210 USD
SGD 2,987 SGD
View
B+
Retailer 4
-
$2,330 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,360 USD
View
B+
Retailer 6
-
$2,525 USD
View
B+
Retailer 7
-
$2,525 USD
View
B+
Retailer 8
-
$2,530 USD
£1,992 GBP
View
B
Retailer 9
-
$2,579 USD
A$3,968 AUD
View
B
Retailer 10
-
$2,640 USD
SGD 3,567 SGD
View
B
Retailer 11
-
$2,641 USD
View
B
Retailer 12
-
$2,665 USD
View
B
Retailer 13
-
$2,698 USD
£2,125 GBP
View
B
Retailer 14
-
$2,800 USD
View
B
Retailer 15
-
$2,913 USD
View
B
Retailer 16
-
$3,152 USD
€3,002 EUR
View
B
Retailer 17
-
$4,423 USD
£3,483 GBP
View
Most Expensive
B
NZ Jewellers
99c0b2c0-99ac-4f66-a355-b02ee07124c4 · Oct 30
$5,279 USD
View
17 more retailers have this diamond
Prices start from $1,894 USDSave up to $3,385 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.

A
1.20ct Oval
$1,894 USD