Round|Lab Grown|IGI

1.70ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • IGI LG814634352

Shape and cutting style on the report: Round brilliant

Certificate IGI LG814634352

Diamond specifications and retailer prices

From $396 SGD
$310 USD
As of November 1, 2026
Save $882 SGD (69%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,464 SGD at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 1.7ct lab-grown round diamond

This 1.7ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG814634352 or 814634352. Listed at 20 retailers as of November 1, 2026, with a 223% 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

1.70
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG814634352
Dimensions7.64 × 7.59 × 4.66 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.64 mm7.59 mm1.70 ctG / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG814634352
Side View
Table 62.0%Crown 35.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.1%

Caratlytics Score

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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: $496 SGD|Low: $256 SGD|High: $1,717 SGD|Avg: $872 SGD|-24.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Reve Diamonds
November 2, 2026
Retailer 9$263 SGD
Retailer 2$396 SGD
Retailer 1$496 SGD
Retailer 5$526 SGD
Retailer 4$717 SGD
Retailer 8$721 SGD
Retailer 7$729 SGD
Retailer 10$1,011 SGD
Retailer 11$1,055 SGD
Retailer 3$1,279 SGD
Retailer 6$1,371 SGD
Reve Diamonds$1,464 SGD

36 data points across 12 retailers

20 retailers$396 SGD to $1,279 SGD

Retailer 1
-
$253 SGD
$198 USD
Price last confirmed 23 days ago
Retailer 2
-
$313 SGD
$245 USD
View
Price last confirmed 31 days ago
Retailer 3
-
$316 SGD
$247 USD
View
Price last confirmed 41 days ago
Retailer 4
-
$366 SGD
$286 USD
View
Price last confirmed 42 days ago
Retailer 5
-
$386 SGD
$302 USD
View
Price last confirmed 42 days ago
B+
Retailer 6
-
$396 SGD
$310 USD
View
A
Retailer 7
-
$496 SGD
€369 EUR
View
A
Retailer 8
-
$526 SGD
£324 GBP
View
B+
Retailer 9
-
$698 SGD
$546 USD
View
B+
Retailer 10
-
$717 SGD
$561 USD
View
B+
Retailer 11
-
$721 SGD
$564 USD
View
Retailer 12
-
$729 SGD
$570 USD
View
Price last confirmed 7 days ago
Retailer 13
-
$1,006 SGD
$787 USD
View
Price last confirmed 26 days ago
Retailer 14
-
$1,011 SGD
$790 USD
View
Price last confirmed 7 days ago
Retailer 15
-
$1,055 SGD
$825 USD
View
Price last confirmed 12 days ago
Retailer 16
-
$1,257 SGD
$983 USD
View
Price last confirmed 43 days ago
B
Retailer 17
-
$1,279 SGD
$1,000 USD
View
Retailer 18
-
$1,317 SGD
$1,030 USD
View
Price last confirmed 34 days ago
Retailer 19
-
$1,371 SGD
£844 GBP
View
Price last confirmed 7 days ago
Most Expensive
Reve Diamonds
0A7E478AC · Oct 25
$1,464 SGD
$1,145 USD
View
Price last confirmed 9 days ago
19 more retailers have this diamond
Prices start from $396 SGDSave up to $882 SGD

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
1.70ct Round
$396 SGD