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Marquise|Natural|GIA

0.40ct G SI1 Marquise Natural Diamond

EX • G/SI1 • GIA 1549594390

Certificate GIA 1549594390

Diamond specifications and retailer prices

From $604 NZD
₹32,372 INR
As of November 2, 2026
Save $1,321 NZD (69%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,925 NZD at MOH London · As of November 2, 2026
View at MOH London

About this 0.4ct natural marquise diamond

This 0.4ct natural marquise sits in the sub-half-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1549594390. Listed at 20 retailers as of November 2, 2026, with prices from $604 to $1,925, a $1,321 spread on the same certified stone. MOH London lists it at $1,925. 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

0.40
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1549594390
Dimensions8.10 × 3.63 × 2.24 mm
L/W Ratio2.23
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Twinning Wisp, Crystal
Top View
8.10 mm3.63 mm0.40 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryGood
FluorescenceFaint
CertificateGIA 1549594390
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 61.8%

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: Nov 2
Current: $1,925 NZD|Low: $603 NZD|High: $2,090 NZD|Avg: $1,138 NZD|-7.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 5$604 NZD
Retailer 10$705 NZD
Retailer 12$871 NZD
Retailer 9$960 NZD
Retailer 3$962 NZD
Retailer 2$1,040 NZD
Retailer 11$1,067 NZD
Retailer 8$1,143 NZD
Retailer 6$1,258 NZD
Retailer 7$1,293 NZD
Retailer 4$1,345 NZD
MOH London$1,925 NZD

33 data points across 12 retailers

20 retailers$604 NZD to $1,925 NZD

A
Cheapest Retailer
-
$604 NZD
₹32,372 INR
A
Retailer 2
-
$705 NZD
HK$3,100 HKD
View
B+
Retailer 3
-
$871 NZD
SGD 662 SGD
View
Price last confirmed 7 days ago
Retailer 4
-
$880 NZD
$495 USD
View
Price last confirmed 39 days ago
Retailer 5
-
$894 NZD
$503 USD
View
Price last confirmed 26 days ago
Retailer 6
-
$947 NZD
$533 USD
View
Price last confirmed 33 days ago
B+
Retailer 7
-
$960 NZD
$540 USD
View
B+
Retailer 8
-
$962 NZD
$541 USD
View
Retailer 9
-
$963 NZD
$542 USD
View
Price last confirmed 26 days ago
Retailer 10
-
$1,015 NZD
$571 USD
View
Price last confirmed 39 days ago
Retailer 11
-
$1,033 NZD
$581 USD
View
Price last confirmed 31 days ago
B
Retailer 12
-
$1,040 NZD
£461 GBP
View
B+
Retailer 13
-
$1,067 NZD
$600 USD
View
B
Retailer 14
-
$1,143 NZD
£506 GBP
View
B
Retailer 15
-
$1,258 NZD
€674 EUR
View
B
Retailer 16
-
$1,293 NZD
ZAR 11,755 ZAR
View
Retailer 17
-
$1,345 NZD
A$1,164 AUD
View
Price last confirmed 30 days ago
Most Expensive
B
MOH London
8650FE27F · Nov 2
$1,925 NZD
£853 GBP
View
17 more retailers have this diamond
Prices start from $604 NZDSave up to $1,321 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.

A
0.40ct Marquise
$604 NZD