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Marquise|Natural|GIA

1.51ct E SI1 Marquise Natural Diamond

EX • E/SI1 • GIA 2235531407

Certificate GIA 2235531407

Diamond specifications and retailer prices

From HK$86,146 HKD
$10,980 USD
As of October 30, 2026
Save HK$30,206 HKD (26%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$116,352 HKD at Jared · As of October 30, 2026
View at Jared

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2235531407. Listed at 9 retailers as of October 30, 2026, with prices from HK$86,146 to HK$116,352, a HK$30,206 spread on the same certified stone. Jared lists it at HK$116,352. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.42°
Pavilion angle38.95°
OriginNatural
Grading LabGIA
CertificateGIA 2235531407
Dimensions11.98 × 5.83 × 3.61 mm
L/W Ratio2.05
Culet sizeNone
Top View
11.98 mm5.83 mm1.51 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2235531407
Side View
Table 57.0%Crown 37.42°Girdle: VTN-THKPavilion 38.95°Culet: NoneDepth 61.9%

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 30
Current: HK$116,352 HKD|Low: HK$85,071 HKD|High: HK$116,352 HKD|Avg: HK$102,124 HKD
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 3HK$85,518 HKD
Retailer 5HK$86,146 HKD
Retailer 8HK$93,594 HKD
Retailer 4HK$94,611 HKD
Retailer 7HK$107,659 HKD
Retailer 6HK$112,586 HKD
Retailer 9HK$112,586 HKD
Retailer 2HK$112,769 HKD
JaredHK$116,352 HKD

36 data points across 9 retailers

9 retailersHK$86,146 HKD to HK$116,352 HKD

B+
Cheapest Retailer
-
HK$86,146 HKD
$10,980 USD
B+
Retailer 2
-
HK$92,141 HKD
A$18,068 AUD
View
B+
Retailer 3
-
HK$93,594 HKD
$11,929 USD
View
B+
Retailer 4
-
HK$94,611 HKD
$12,059 USD
View
Final sale: no returns
B
Retailer 5
-
HK$107,659 HKD
$13,722 USD
View
B
Retailer 6
-
HK$112,586 HKD
$14,350 USD
View
B
Retailer 7
-
HK$112,586 HKD
$14,350 USD
View
B+
Retailer 8
-
HK$112,769 HKD
£11,318 GBP
View
Most Expensive
B
Jared
155487273 · Oct 30
HK$116,352 HKD
$14,830 USD
View
8 more retailers have this diamond
Prices start from HK$86,146 HKDSave up to HK$30,206 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$86,146 HKD