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Marquise|Natural|GIA

1.50ct L SI2 Marquise Natural Diamond

EX • L/SI2 • GIA 7556966515

Certificate GIA 7556966515

Diamond specifications and retailer prices

From $4,226 AUD
As of November 6, 2026
7 retailers carry this diamond
Most expensive: $6,196 AUD at 77 Diamonds · As of October 28, 2026
View at 77 Diamonds

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7556966515. Listed at 7 retailers as of November 6, 2026. 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

1.50
Carat
L
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7556966515
Dimensions10.94 × 5.96 × 3.79 mm
L/W Ratio1.84
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle, Natural
Top View
10.94 mm5.96 mm1.50 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7556966515
Side View
Table 63.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 63.6%

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 6
Current: $6,196 AUD|Low: $3,334 AUD|High: $6,248 AUD|Avg: $4,252 AUD|+14.3%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 28, 2026
Retailer 9$3,334 AUD
Retailer 8$3,425 AUD
Retailer 5$3,689 AUD
Retailer 3$4,061 AUD
Retailer 2$4,126 AUD
Retailer 7$4,226 AUD
Retailer 10$4,472 AUD
Retailer 6$4,618 AUD
Retailer 4$5,140 AUD
77 Diamonds$6,196 AUD

31 data points across 10 retailers

7 retailers

Retailer 1
-
$3,334 AUD
Price last confirmed 63 days ago
Retailer 2
-
$3,689 AUD
View
Price last confirmed 30 days ago
Retailer 3
-
$4,061 AUD
View
Price last confirmed 13 days ago
Retailer 4
-
$4,126 AUD
View
Price last confirmed 11 days ago
B+
Retailer 5
-
$4,226 AUD
View
Retailer 6
-
$4,618 AUD
View
Price last confirmed 30 days ago
Most Expensive
77 Diamonds
MQMBGXJKMW2P · Oct 28
$6,196 AUD
£3,352 GBP
View
Price last confirmed 9 days ago
6 more retailers have this diamond
Prices start from $4,226 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+
1.50ct Marquise
$4,226 AUD