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Oval|Natural|GIA

1.20ct E SI2 Oval Natural Diamond

EX • E/SI2 • GIA 6551712689

Certificate GIA 6551712689

Diamond specifications and retailer prices

From $2,573 USD
HK$20,100 HKD
As of October 29, 2026
Save $3,381 USD (57%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $5,954 USD at NZ Jewellers · As of October 27, 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551712689. Listed at 20 retailers as of October 27, 2026, with prices from $2,573 to $5,954, a $3,381 spread on the same certified stone. NZ Jewellers lists it at $5,954. 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
E
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle40.3°
Pavilion angle38.5°
OriginNatural
Grading LabGIA
CertificateGIA 6551712689
Dimensions8.07 × 5.93 × 3.85 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizeNone
Top View
8.07 mm5.93 mm1.20 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6551712689
Side View
Table 63.0%Crown 40.3°Girdle: THN-THKPavilion 38.5°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 29
Current: $5,954 USD|Low: $2,540 USD|High: $6,132 USD|Avg: $3,676 USD|-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
October 29, 2026
Retailer 4$2,573 USD
Retailer 16$2,684 USD
Retailer 9$2,773 USD
Retailer 10$2,858 USD
Retailer 20$2,858 USD
Retailer 7$3,096 USD
Retailer 17$3,096 USD
Retailer 18$3,215 USD
Retailer 15$3,247 USD
Retailer 8$3,335 USD
Retailer 13$3,399 USD
Retailer 6$3,520 USD
Retailer 19$3,520 USD
Retailer 2$3,571 USD
Retailer 12$3,572 USD
Retailer 3$3,640 USD
Retailer 14$3,994 USD
Retailer 5$4,056 USD
Retailer 11$5,745 USD
NZ Jewellers$5,954 USD

28 data points across 20 retailers

20 retailers$2,573 USD to $5,954 USD

A
Cheapest Retailer
-
$2,573 USD
HK$20,100 HKD
A
Retailer 2
-
$2,684 USD
View
A
Retailer 3
-
$2,773 USD
View
A
Retailer 4
-
$2,858 USD
View
A
Retailer 5
-
$2,858 USD
View
Final sale: no returns
A
Retailer 6
-
$3,096 USD
View
A
Retailer 7
-
$3,096 USD
View
A
Retailer 8
-
$3,215 USD
View
A
Retailer 9
-
$3,247 USD
View
B+
Retailer 10
-
$3,335 USD
View
A
Retailer 11
-
$3,399 USD
£2,676 GBP
View
B+
Retailer 12
-
$3,520 USD
View
B+
Retailer 13
-
$3,520 USD
View
B+
Retailer 14
-
$3,571 USD
£2,812 GBP
View
B+
Retailer 15
-
$3,572 USD
View
B+
Retailer 16
-
$3,640 USD
View
B+
Retailer 17
-
$3,994 USD
€3,804 EUR
View
B+
Retailer 18
-
$4,056 USD
View
B
Retailer 19
-
$5,745 USD
£4,524 GBP
View
Most Expensive
B
NZ Jewellers
25dc1caa-099d-474c-ac20-daffdf7243e3 · Oct 27
$5,954 USD
View
19 more retailers have this diamond
Prices start from $2,573 USDSave up to $3,381 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
$2,573 USD