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Round|Lab Grown|GSI

1.77ct E SI2 Round Lab Grown Diamond

ID • E/SI2 • GSI 98843800101

Certificate GSI 98843800101

Diamond specifications and retailer prices

From HK$5,210 HKD
$664 USD
As of October 29, 2026
Save HK$13,559 HKD (72%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$26,248 HKD at MOH London · As of October 25, 2026
View at MOH London

About this 1.77ct lab-grown round diamond

This 1.77ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GSI 98843800101. Listed at 5 retailers as of October 27, 2026, with a 260% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.77
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabGSI
CertificateGSI 98843800101
Dimensions7.73 × 7.67 × 4.80 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.73 mm7.67 mm1.77 ctE / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGSI 98843800101
Side View
Table 62.3%Crown 35.5°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 56.0%

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 29
Current: HK$26,248 HKD|Low: HK$5,006 HKD|High: HK$26,557 HKD|Avg: HK$14,531 HKD|+0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 25, 2026
Retailer 2HK$5,210 HKD
Retailer 4HK$5,673 HKD
Retailer 3HK$15,304 HKD
Retailer 6HK$16,356 HKD
Retailer 5HK$18,769 HKD
MOH LondonHK$26,248 HKD

13 data points across 6 retailers

5 retailersHK$5,210 HKD to HK$18,769 HKD

B+
Cheapest Retailer
-
HK$5,210 HKD
$664 USD
B+
Retailer 2
-
HK$5,673 HKD
$723 USD
View
C
Retailer 3
-
HK$15,304 HKD
$1,950 USD
View
C
Retailer 4
-
HK$18,769 HKD
$2,392 USD
View
Most Expensive
C
MOH London
98843800101 · Oct 25
HK$26,248 HKD
£2,634 GBP
View
Price under review
4 more retailers have this diamond
Prices start from HK$5,210 HKDSave up to HK$13,559 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+
1.77ct Round
HK$5,210 HKD