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Marquise|Natural|GIA

1.02ct E SI1 Marquise Natural Diamond

EX • E/SI1 • GIA 7511155425

Certificate GIA 7511155425

Diamond specifications and retailer prices

From HK$36,621 HKD
As of November 5, 2026
Save HK$10,653 HKD (23%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$47,274 HKD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 1.02ct natural marquise diamond

This 1.02ct natural marquise sits in the classic one-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 7511155425. Listed at 3 retailers as of November 5, 2026, with prices from HK$36,621 to HK$47,274, a HK$10,653 spread on the same certified stone. 77 Diamonds lists it at HK$47,274. 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

1.02
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 7511155425
Dimensions10.11 × 5.04 × 3.21 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Needle, Indented Natural, Natural
Top View
10.11 mm5.04 mm1.02 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7511155425
Side View
Table 60.0%CrownGirdlePavilionCulet: NoneDepth 63.6%

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 5
Current: HK$47,274 HKD|Low: HK$37,735 HKD|High: HK$47,907 HKD|Avg: HK$42,648 HKD|+1.1%
77 Diamonds
Retailer 2
November 6, 2026
Retailer 2HK$37,735 HKD
77 DiamondsHK$47,274 HKD

38 data points across 2 retailers

3 retailersHK$36,621 HKD to HK$47,274 HKD

B+
Cheapest Retailer
-
HK$36,621 HKD
B+
Retailer 2
-
HK$37,735 HKD
View
Most Expensive
B
77 Diamonds
MQMBFXFZDAKC · Nov 6
HK$47,274 HKD
£4,745 GBP
View
2 more retailers have this diamond
Prices start from HK$36,621 HKDSave up to HK$10,653 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+
1.02ct Marquise
HK$36,621 HKD