CaratHunter
Plans
Oval|Natural|GIA

1.31ct E SI1 Oval Natural Diamond

EX • E/SI1 • GIA 1568583831

Certificate GIA 1568583831

Diamond specifications and retailer prices

From $3,494 USD
HK$27,300 HKD
As of October 29, 2026
Save $5,170 USD (60%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $8,664 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.31ct natural oval diamond

This 1.31ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1568583831. Listed at 20 retailers as of October 29, 2026, with prices from $3,494 to $8,664, a $5,170 spread on the same certified stone. NZ Jewellers lists it at $8,664. 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

1.31
Carat
E
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1568583831
Dimensions8.31 × 6.06 × 3.99 mm
L/W Ratio1.37
Girdle conditionFaceted
Top View
8.31 mm6.06 mm1.31 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1568583831
Side View
Table 64.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 65.9%

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: $8,664 USD|Low: $3,494 USD|High: $8,664 USD|Avg: $5,186 USD|+2.0%
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
October 30, 2026
Retailer 19$3,494 USD
Retailer 17$3,815 USD
Retailer 12$4,043 USD
Retailer 4$4,140 USD
Retailer 3$4,259 USD
Retailer 15$4,484 USD
Retailer 13$4,507 USD
Retailer 11$4,574 USD
Retailer 7$4,590 USD
Retailer 18$4,680 USD
Retailer 8$4,685 USD
Retailer 2$4,866 USD
Retailer 5$5,030 USD
Retailer 10$5,074 USD
Retailer 16$5,342 USD
Retailer 9$6,161 USD
Retailer 6$7,250 USD
Retailer 14$7,963 USD
NZ Jewellers$8,664 USD

8 data points across 19 retailers

20 retailers$3,494 USD to $8,664 USD

A
Cheapest Retailer
-
$3,494 USD
HK$27,300 HKD
A
Retailer 2
-
$3,815 USD
View
A
Retailer 3
-
$4,043 USD
€3,850 EUR
View
A
Retailer 4
-
$4,120 USD
View
A
Retailer 5
-
$4,140 USD
A$6,370 AUD
View
A
Retailer 6
-
$4,259 USD
View
A
Retailer 7
-
$4,484 USD
View
A
Retailer 8
-
$4,507 USD
£3,549 GBP
View
A
Retailer 9
-
$4,574 USD
SGD 6,181 SGD
View
B+
Retailer 10
-
$4,590 USD
View
Final sale: no returns
B+
Retailer 11
-
$4,680 USD
View
A
Retailer 12
-
$4,685 USD
View
B+
Retailer 13
-
$4,866 USD
£3,831 GBP
View
B+
Retailer 14
-
$5,030 USD
View
B+
Retailer 15
-
$5,074 USD
View
B+
Retailer 16
-
$5,342 USD
€5,088 EUR
View
B
Retailer 17
-
$6,161 USD
ZAR 99,526 ZAR
View
B
Retailer 18
-
$7,250 USD
View
B
Retailer 19
-
$7,963 USD
£6,270 GBP
View
Most Expensive
B
NZ Jewellers
bef2a829-c458-42d4-93b7-da770fcbe308 · Oct 30
$8,664 USD
View
19 more retailers have this diamond
Prices start from $3,494 USDSave up to $5,170 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
1.31ct Oval
$3,494 USD