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Marquise|Natural|GIA

1.50ct G SI1 Marquise Natural Diamond

EX • G/SI1 • GIA 2566386329

Certificate GIA 2566386329

Diamond specifications and retailer prices

From HK$68,292 HKD
SGD 11,762 SGD
As of October 31, 2026
Save HK$54,453 HKD (44%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$122,744 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two 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 2566386329. Listed at 17 retailers as of October 30, 2026, with prices from HK$68,292 to HK$122,744, a HK$54,453 spread on the same certified stone. NZ Jewellers lists it at HK$122,744. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566386329
Dimensions11.08 × 5.84 × 3.77 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Indented Natural, Natural
Top View
11.08 mm5.84 mm1.50 ctG / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2566386329
Side View
Table 57.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 64.6%

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: Oct 31
Current: HK$82,800 HKD|Low: HK$57,747 HKD|High: HK$115,021 HKD|Avg: HK$80,149 HKD
Retailer 1
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
Retailer 15
November 2, 2026
Retailer 6HK$57,747 HKD
Retailer 4HK$68,292 HKD
Retailer 15HK$70,772 HKD
Retailer 5HK$71,337 HKD
Retailer 14HK$71,536 HKD
Retailer 12HK$71,937 HKD
Retailer 11HK$76,884 HKD
Retailer 7HK$79,035 HKD
Retailer 9HK$80,729 HKD
Retailer 1HK$82,800 HKD
Retailer 13HK$85,750 HKD
Retailer 8HK$89,304 HKD
Retailer 3HK$93,816 HKD
Retailer 2HK$100,492 HKD
Retailer 10HK$115,021 HKD

22 data points across 15 retailers

17 retailersHK$68,292 HKD to HK$122,744 HKD

Retailer 1
-
HK$57,747 HKD
Price last confirmed 13 days ago
Retailer 2
-
HK$62,204 HKD
$7,928 USD
View
Price last confirmed 25 days ago
B+
Retailer 3
-
HK$68,292 HKD
SGD 11,762 SGD
View
Retailer 4
-
HK$70,772 HKD
$9,020 USD
View
Price last confirmed 13 days ago
Retailer 5
-
HK$71,345 HKD
$9,093 USD
View
Price last confirmed 21 days ago
B+
Retailer 6
-
HK$71,536 HKD
CA$12,663 CAD
View
B+
Retailer 7
-
HK$71,937 HKD
$9,169 USD
View
B+
Retailer 8
-
HK$76,884 HKD
$9,799 USD
View
Retailer 9
-
HK$79,035 HKD
$10,073 USD
View
Price last confirmed 15 days ago
B
Retailer 10
-
HK$80,729 HKD
£8,102 GBP
View
B
Retailer 11
-
HK$82,800 HKD
$10,553 USD
View
B
Retailer 12
-
HK$85,750 HKD
$10,929 USD
View
B
Retailer 13
-
HK$89,304 HKD
€10,840 EUR
View
Retailer 14
-
HK$93,816 HKD
ZAR 193,167 ZAR
View
Price last confirmed 16 days ago
Retailer 15
-
HK$100,492 HKD
£10,085 GBP
View
Price last confirmed 14 days ago
B
Retailer 16
-
HK$115,021 HKD
£11,543 GBP
View
Most Expensive
B
NZ Jewellers
11a2c466-eaa3-4932-8d53-641ef062e906 · Oct 30
HK$122,744 HKD
$15,644 USD
View
16 more retailers have this diamond
Prices start from HK$68,292 HKDSave up to HK$54,453 HKD

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
HK$68,292 HKD