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Marquise|Natural|GIA

1.20ct H VS1 Marquise Natural Diamond

EX • H/VS1 • GIA 6541609430

Certificate GIA 6541609430

Diamond specifications and retailer prices

From $9,229 AUD
As of November 5, 2026
Save $2,970 AUD (24%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $12,199 AUD at Cape Diamonds · As of November 5, 2026
View at Cape Diamonds

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6541609430. Listed at 11 retailers as of November 5, 2026, with prices from $9,229 to $12,199, a $2,970 spread on the same certified stone. Cape Diamonds lists it at $12,199. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
H
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle38.52°
Pavilion angle39.42°
OriginNatural
Grading LabGIA
CertificateGIA 6541609430
Dimensions10.39 × 5.51 × 3.46 mm
L/W Ratio1.89
Top View
10.39 mm5.51 mm1.20 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6541609430
Side View
Table 59.0%Crown 38.52°GirdlePavilion 39.42°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $12,199 AUD|Low: $8,719 AUD|High: $12,788 AUD|Avg: $10,797 AUD|-4.6%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 10$8,719 AUD
Retailer 13$9,229 AUD
Retailer 6$9,264 AUD
Retailer 2$9,494 AUD
Retailer 12$9,997 AUD
Retailer 7$10,231 AUD
Retailer 3$10,309 AUD
Retailer 11$10,824 AUD
Retailer 8$10,907 AUD
Retailer 4$11,352 AUD
Retailer 5$11,413 AUD
Retailer 9$11,536 AUD
Cape Diamonds$12,199 AUD

16 data points across 13 retailers

11 retailers$9,229 AUD to $12,199 AUD

Retailer 1
-
$8,719 AUD
Price last confirmed 11 days ago
B+
Retailer 2
-
$9,229 AUD
View
Final sale: no returns
B+
Retailer 3
-
$9,264 AUD
View
B+
Retailer 4
-
$9,494 AUD
View
B
Retailer 5
-
$9,997 AUD
View
Retailer 6
-
$10,231 AUD
View
Price last confirmed 9 days ago
Retailer 7
-
$10,309 AUD
View
Price last confirmed 44 days ago
Retailer 8
-
$10,824 AUD
View
Price last confirmed 9 days ago
Retailer 9
-
$10,907 AUD
View
Price last confirmed 10 days ago
B
Retailer 10
-
$11,536 AUD
View
Most Expensive
B
Cape Diamonds
cert_6541609430 · Nov 5
$12,199 AUD
ZAR 135,407 ZAR
View
10 more retailers have this diamond
Prices start from $9,229 AUDSave up to $2,970 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.

B+
1.20ct Marquise
$9,229 AUD