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Marquise|Natural|GIA

0.80ct E SI1 Marquise Natural Diamond

EX • E/SI1 • GIA 6381003739

Certificate GIA 6381003739

Diamond specifications and retailer prices

From $1,973 AUD
₹132,025 INR
As of October 31, 2026
Save $4,475 AUD (69%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,449 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.8ct natural marquise diamond

This 0.8ct natural marquise sits in the just-under-one-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 6381003739. Listed at 17 retailers as of October 30, 2026, with prices from $1,973 to $6,449, a $4,475 spread on the same certified stone. NZ Jewellers lists it at $6,449. 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

0.80
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6381003739
Dimensions8.13 × 4.51 × 3.32 mm
L/W Ratio1.80
Top View
8.13 mm4.51 mm0.80 ctE / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceMedium
CertificateGIA 6381003739
Side View
Table 54.0%CrownGirdle: ThickPavilionCulet: NoneDepth 73.5%

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: $6,449 AUD|Low: $1,895 AUD|High: $6,449 AUD|Avg: $3,266 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
October 31, 2026
Retailer 2$1,973 AUD
Retailer 4$2,434 AUD
Retailer 5$2,440 AUD
Retailer 14$2,551 AUD
Retailer 3$2,644 AUD
Retailer 12$2,644 AUD
Retailer 13$2,766 AUD
Retailer 8$3,051 AUD
Retailer 10$3,343 AUD
Retailer 6$3,450 AUD
Retailer 9$3,611 AUD
Retailer 7$3,938 AUD
Retailer 11$4,637 AUD
NZ Jewellers$6,449 AUD

38 data points across 14 retailers

17 retailers$1,973 AUD to $6,449 AUD

A
Cheapest Retailer
-
$1,973 AUD
₹132,025 INR
A
Retailer 2
-
$2,273 AUD
View
A
Retailer 3
-
$2,409 AUD
$1,692 USD
View
A
Retailer 4
-
$2,434 AUD
$1,710 USD
View
B+
Retailer 5
-
$2,440 AUD
$1,714 USD
View
Final sale: no returns
A
Retailer 6
-
$2,551 AUD
$1,792 USD
View
A
Retailer 7
-
$2,644 AUD
$1,857 USD
View
A
Retailer 8
-
$2,644 AUD
$1,857 USD
View
B+
Retailer 9
-
$2,719 AUD
$1,910 USD
View
B+
Retailer 10
-
$2,766 AUD
$1,943 USD
View
B+
Retailer 11
-
$3,051 AUD
$2,143 USD
View
B+
Retailer 12
-
$3,343 AUD
£1,849 GBP
View
Retailer 13
-
$3,450 AUD
View
Price last confirmed 25 days ago
B+
Retailer 14
-
$3,611 AUD
€2,416 EUR
View
B
Retailer 15
-
$3,938 AUD
ZAR 44,686 ZAR
View
B
Retailer 16
-
$4,637 AUD
£2,565 GBP
View
Most Expensive
B
NZ Jewellers
a9f4c2f2-8817-470f-b556-27945fb27016 · Oct 30
$6,449 AUD
$4,530 USD
View
16 more retailers have this diamond
Prices start from $1,973 AUDSave up to $4,475 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
0.80ct Marquise
$1,973 AUD