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Oval|Natural|GIA

1.51ct E SI2 Oval Natural Diamond

EX • E/SI2 • GIA 7563639088

Certificate GIA 7563639088

Diamond specifications and retailer prices

From $9,219 AUD
HK$50,600 HKD
As of October 29, 2026
Save $11,992 AUD (57%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $21,212 AUD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two 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 7563639088. Listed at 19 retailers as of October 27, 2026, with prices from $9,219 to $21,212, a $11,992 spread on the same certified stone. NZ Jewellers lists it at $21,212. 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

1.51
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7563639088
Dimensions9.39 × 6.43 × 4.02 mm
L/W Ratio1.46
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
9.39 mm6.43 mm1.51 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7563639088
Side View
Table 55.0%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: Oct 29
Current: $21,212 AUD|Low: $9,219 AUD|High: $21,212 AUD|Avg: $12,967 AUD
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 29, 2026
Retailer 10$9,219 AUD
Retailer 15$9,327 AUD
Retailer 2$10,660 AUD
Retailer 4$10,731 AUD
Retailer 3$10,775 AUD
Retailer 8$10,960 AUD
Retailer 9$11,706 AUD
Retailer 17$11,706 AUD
Retailer 14$11,770 AUD
Retailer 13$12,016 AUD
Retailer 7$12,682 AUD
Retailer 11$12,877 AUD
Retailer 6$12,959 AUD
Retailer 18$13,037 AUD
Retailer 12$13,837 AUD
Retailer 19$14,633 AUD
Retailer 16$17,698 AUD
Retailer 5$17,774 AUD
NZ Jewellers$21,212 AUD

14 data points across 19 retailers

19 retailers$9,219 AUD to $21,212 AUD

A
Cheapest Retailer
-
$9,219 AUD
HK$50,600 HKD
A
Retailer 2
-
$9,327 AUD
₹624,074 INR
View
A
Retailer 3
-
$10,660 AUD
$7,489 USD
View
B+
Retailer 4
-
$10,731 AUD
$7,539 USD
View
Retailer 5
-
$10,775 AUD
$7,570 USD
View
Price last confirmed 11 days ago
B+
Retailer 6
-
$10,960 AUD
$7,700 USD
View
B+
Retailer 7
-
$11,706 AUD
$8,224 USD
View
Final sale: no returns
B+
Retailer 8
-
$11,706 AUD
$8,224 USD
View
B+
Retailer 9
-
$11,770 AUD
£6,511 GBP
View
B+
Retailer 10
-
$12,016 AUD
£6,647 GBP
View
B+
Retailer 11
-
$12,682 AUD
$8,910 USD
View
B+
Retailer 12
-
$12,877 AUD
$9,047 USD
View
B+
Retailer 13
-
$12,959 AUD
$9,104 USD
View
B+
Retailer 14
-
$13,037 AUD
$9,159 USD
View
B+
Retailer 15
-
$13,837 AUD
€9,258 EUR
View
B+
Retailer 16
-
$14,633 AUD
$10,280 USD
View
B
Retailer 17
-
$17,698 AUD
£9,790 GBP
View
B
Retailer 18
-
$17,774 AUD
$12,487 USD
View
Most Expensive
B
NZ Jewellers
36e7a7c3-8c88-4ad4-aa6a-8994154ae288 · Oct 27
$21,212 AUD
$14,902 USD
View
18 more retailers have this diamond
Prices start from $9,219 AUDSave up to $11,992 AUD

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
1.51ct Oval
$9,219 AUD