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Marquise|Natural|GIA

1.50ct L SI2 Marquise Natural Diamond

EX • L/SI2 • GIA 6555357470

Certificate GIA 6555357470

Diamond specifications and retailer prices

From $5,222 NZD
As of November 4, 2026
Save $2,715 NZD (34%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $7,938 NZD at 77 Diamonds · As of November 5, 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 6555357470. Listed at 7 retailers as of November 4, 2026, with prices from $5,222 to $7,938, a $2,715 spread on the same certified stone. 77 Diamonds lists it at $7,938. 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
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6555357470
Dimensions10.91 × 5.90 × 3.80 mm
L/W Ratio1.85
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Indented Natural
Top View
10.91 mm5.90 mm1.50 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6555357470
Side View
Table 58.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 64.3%

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 4
Current: $7,938 NZD|Low: $5,101 NZD|High: $8,047 NZD|Avg: $6,464 NZD|+1.1%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 8$5,101 NZD
Retailer 7$5,215 NZD
Retailer 5$5,222 NZD
Retailer 10$5,886 NZD
Retailer 6$6,398 NZD
Retailer 3$6,568 NZD
Retailer 4$6,698 NZD
Retailer 9$6,799 NZD
Retailer 2$7,456 NZD
Retailer 11$7,814 NZD
77 Diamonds$7,938 NZD

39 data points across 11 retailers

7 retailers$5,222 NZD to $7,938 NZD

Retailer 1
-
$5,101 NZD
Price last confirmed 63 days ago
B+
Retailer 2
-
$5,222 NZD
View
B
Retailer 3
-
$6,398 NZD
View
B
Retailer 4
-
$6,698 NZD
View
B
Retailer 5
-
$7,456 NZD
View
Retailer 6
-
$7,578 NZD
View
Price last confirmed 66 days ago
Most Expensive
B
77 Diamonds
MQMB6CFYUF7X · Nov 5
$7,938 NZD
£3,465 GBP
View
6 more retailers have this diamond
Prices start from $5,222 NZDSave up to $2,715 NZD

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
$5,222 NZD