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Marquise|Natural|GIA

1.50ct G SI1 Marquise Natural Diamond

EX • G/SI1 • GIA 2564368871

Certificate GIA 2564368871

Diamond specifications and retailer prices

From HK$74,376 HKD
SGD 12,810 SGD
As of November 1, 2026
Save HK$58,937 HKD (44%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$133,313 HKD at With Clarity · As of November 1, 2026
View at With Clarity

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 2564368871. Listed at 16 retailers as of November 1, 2026, with prices from HK$74,376 to HK$133,313, a HK$58,937 spread on the same certified stone. With Clarity lists it at HK$133,313. 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
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.9°
Pavilion angle39.78°
OriginNatural
Grading LabGIA
CertificateGIA 2564368871
Dimensions11.76 × 5.65 × 3.59 mm
L/W Ratio2.08
Culet sizeNone
Top View
11.76 mm5.65 mm1.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2564368871
Side View
Table 58.0%Crown 39.9°Girdle: STK-VTKPavilion 39.78°Culet: NDepth 63.5%

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 1
Current: HK$95,030 HKD|Low: HK$74,376 HKD|High: HK$133,313 HKD|Avg: HK$91,648 HKD|+0.4%
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
With Clarity
November 2, 2026
Retailer 6HK$74,376 HKD
Retailer 2HK$78,069 HKD
Retailer 10HK$79,559 HKD
Retailer 7HK$80,124 HKD
Retailer 11HK$80,519 HKD
Retailer 15HK$80,733 HKD
Retailer 14HK$82,227 HKD
Retailer 4HK$82,306 HKD
Retailer 8HK$82,311 HKD
Retailer 5HK$94,732 HKD
Retailer 1HK$95,030 HKD
Retailer 13HK$95,644 HKD
Retailer 12HK$97,659 HKD
Retailer 9HK$109,649 HKD
Retailer 3HK$116,923 HKD
With ClarityHK$133,313 HKD

29 data points across 16 retailers

16 retailersHK$74,376 HKD to HK$133,313 HKD

B+
Cheapest Retailer
-
HK$74,376 HKD
SGD 12,810 SGD
B+
Retailer 2
-
HK$78,069 HKD
$9,950 USD
View
B+
Retailer 3
-
HK$79,559 HKD
$10,140 USD
View
B+
Retailer 4
-
HK$80,124 HKD
$10,212 USD
View
B+
Retailer 5
-
HK$80,519 HKD
SGD 13,868 SGD
View
B+
Retailer 6
-
HK$80,733 HKD
$10,290 USD
View
B+
Retailer 7
-
HK$82,227 HKD
$10,480 USD
View
B+
Retailer 8
-
HK$82,306 HKD
$10,490 USD
View
B+
Retailer 9
-
HK$82,311 HKD
£8,260 GBP
View
B
Retailer 10
-
HK$94,732 HKD
$12,074 USD
View
B
Retailer 11
-
HK$95,030 HKD
€11,535 EUR
View
B
Retailer 12
-
HK$95,644 HKD
$12,190 USD
View
B
Retailer 13
-
HK$97,659 HKD
$12,447 USD
View
B
Retailer 14
-
HK$109,649 HKD
$13,975 USD
View
B
Retailer 15
-
HK$116,923 HKD
$14,902 USD
View
Most Expensive
B
With Clarity
2564368871 · Nov 1
HK$133,313 HKD
$16,991 USD
View
15 more retailers have this diamond
Prices start from HK$74,376 HKDSave up to HK$58,937 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$74,376 HKD