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1.71ct G VVS1 Round Lab Grown Diamond

EX • G/VVS1 • IGI LG780612257

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780612257

Diamond specifications and retailer prices

From HK$2,495 HKD
$318 USD
As of November 1, 2026
Save HK$9,970 HKD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$12,465 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.71ct lab-grown round diamond

This 1.71ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG780612257 or 780612257. Listed at 13 retailers as of October 29, 2026, with prices from HK$2,495 to HK$12,465, a HK$9,970 spread on the same certified stone. MOH London lists it at HK$12,465. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780612257
Dimensions7.79 × 7.76 × 4.59 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.79 mm7.76 mm1.71 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780612257
Side View
Table 61.0%Crown 32.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: HK$12,465 HKD|Low: HK$2,393 HKD|High: HK$12,545 HKD|Avg: HK$5,823 HKD|-0.3%
MOH London
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
Retailer 16
November 1, 2026
Retailer 15HK$2,495 HKD
Retailer 3HK$2,793 HKD
Retailer 14HK$2,895 HKD
Retailer 13HK$3,091 HKD
Retailer 7HK$3,123 HKD
Retailer 10HK$4,158 HKD
Retailer 2HK$4,528 HKD
Retailer 8HK$5,269 HKD
Retailer 5HK$5,398 HKD
Retailer 9HK$5,556 HKD
Retailer 4HK$5,594 HKD
Retailer 11HK$7,211 HKD
Retailer 12HK$9,948 HKD
Retailer 6HK$10,385 HKD
Retailer 16HK$11,996 HKD
MOH LondonHK$12,465 HKD

29 data points across 16 retailers

13 retailersHK$2,495 HKD to HK$12,465 HKD

A
Cheapest Retailer
-
HK$2,495 HKD
$318 USD
A
Retailer 2
-
HK$2,793 HKD
$356 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,895 HKD
$369 USD
View
A
Retailer 4
-
HK$3,091 HKD
$394 USD
View
A
Retailer 5
-
HK$4,158 HKD
$530 USD
View
A
Retailer 6
-
HK$4,528 HKD
£454 GBP
View
B+
Retailer 7
-
HK$5,398 HKD
$688 USD
View
B+
Retailer 8
-
HK$5,556 HKD
£558 GBP
View
B+
Retailer 9
-
HK$7,211 HKD
A$1,414 AUD
View
B
Retailer 10
-
HK$9,948 HKD
$1,268 USD
View
B
Retailer 11
-
HK$10,385 HKD
$1,324 USD
View
B
Retailer 12
-
HK$11,996 HKD
$1,529 USD
View
Most Expensive
B
MOH London
LG780612257 · Oct 29
HK$12,465 HKD
£1,251 GBP
View
12 more retailers have this diamond
Prices start from HK$2,495 HKDSave up to HK$9,970 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.

A
1.71ct Round
HK$2,495 HKD