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Marquise|Natural|GIA

1.51ct G SI2 Marquise Natural Diamond

EX • G/SI2 • GIA 1549750982

Certificate GIA 1549750982

Diamond specifications and retailer prices

From HK$66,574 HKD
$8,485 USD
As of November 1, 2026
Save HK$55,480 HKD (45%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$122,054 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1549750982. Listed at 22 retailers as of October 30, 2026, with prices from HK$66,574 to HK$122,054, a HK$55,480 spread on the same certified stone. NZ Jewellers lists it at HK$122,054. 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

1.51
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.86°
Pavilion angle38.04°
OriginNatural
Grading LabGIA
CertificateGIA 1549750982
Dimensions10.98 × 6.00 × 3.64 mm
L/W Ratio1.83
Girdle conditionExtremely Thick
Key to symbols
Feather, Crystal, Cloud, Needle
Top View
10.98 mm6.00 mm1.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1549750982
Side View
Table 63.0%Crown 38.86°Girdle: THK-ETKPavilion 38.04°Culet: NoneDepth 60.6%

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 1
Current: HK$122,054 HKD|Low: HK$66,574 HKD|High: HK$122,054 HKD|Avg: HK$87,901 HKD
NZ Jewellers
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 10HK$66,574 HKD
Retailer 6HK$68,567 HKD
Retailer 4HK$68,646 HKD
Retailer 5HK$73,235 HKD
Retailer 14HK$73,235 HKD
Retailer 7HK$73,847 HKD
Retailer 13HK$79,340 HKD
Retailer 9HK$79,480 HKD
Retailer 3HK$80,556 HKD
Retailer 2HK$84,837 HKD
Retailer 15HK$91,540 HKD
Retailer 8HK$92,245 HKD
Retailer 12HK$108,912 HKD
Retailer 11HK$114,373 HKD
NZ JewellersHK$122,054 HKD

35 data points across 15 retailers

22 retailersHK$66,574 HKD to HK$122,054 HKD

B+
Cheapest Retailer
-
HK$66,574 HKD
$8,485 USD
B+
Retailer 2
-
HK$68,567 HKD
$8,739 USD
View
B+
Retailer 3
-
HK$68,646 HKD
$8,749 USD
View
B+
Retailer 4
-
HK$73,235 HKD
$9,334 USD
View
B+
Retailer 5
-
HK$73,235 HKD
$9,334 USD
View
Final sale: no returns
B+
Retailer 6
-
HK$73,847 HKD
$9,412 USD
View
B+
Retailer 7
-
HK$78,092 HKD
$9,953 USD
View
B+
Retailer 8
-
HK$78,343 HKD
$9,985 USD
View
B+
Retailer 9
-
HK$79,340 HKD
$10,112 USD
View
B+
Retailer 10
-
HK$79,480 HKD
£7,976 GBP
View
B+
Retailer 11
-
HK$80,556 HKD
$10,267 USD
View
B
Retailer 12
-
HK$82,933 HKD
$10,570 USD
View
B
Retailer 13
-
HK$82,933 HKD
$10,570 USD
View
B+
Retailer 14
-
HK$84,837 HKD
£8,514 GBP
View
B
Retailer 15
-
HK$85,679 HKD
$10,920 USD
View
B
Retailer 16
-
HK$91,540 HKD
$11,667 USD
View
Retailer 17
-
HK$91,540 HKD
$11,667 USD
View
Price last confirmed 12 days ago
B+
Retailer 18
-
HK$92,245 HKD
€11,197 EUR
View
Retailer 19
-
HK$96,381 HKD
$12,284 USD
View
Price last confirmed 18 days ago
B
Retailer 20
-
HK$108,912 HKD
£10,930 GBP
View
B
Retailer 21
-
HK$114,373 HKD
£11,478 GBP
View
Most Expensive
B
NZ Jewellers
116673ab-6131-4634-8d9b-3ee3961d970b · Oct 30
HK$122,054 HKD
$15,556 USD
View
21 more retailers have this diamond
Prices start from HK$66,574 HKDSave up to HK$55,480 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+
1.51ct Marquise
HK$66,574 HKD