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Round|Lab Grown|IGI

1.70ct I SI2 Round Lab Grown Diamond

ID • I/SI2 • IGI LG492136543

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492136543

Diamond specifications and retailer prices

From $1,202 SGD
$940 USD
As of October 30, 2026
Save $4,706 SGD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,908 SGD at MOH London · As of October 29, 2026
View at MOH London

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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG492136543 or 492136543. Listed at 11 retailers as of October 29, 2026, with prices from $1,202 to $5,908, a $4,706 spread on the same certified stone. MOH London lists it at $5,908. 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
I
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492136543
Dimensions7.59 × 7.62 × 4.69 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.59 mm7.62 mm1.70 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492136543
Side View
Table 57.0%Crown 35.8°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.7%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $5,908 SGD|Low: $1,202 SGD|High: $5,947 SGD|Avg: $2,920 SGD|+0.5%
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
October 30, 2026
Retailer 2$1,202 SGD
Retailer 7$1,774 SGD
Retailer 10$1,930 SGD
Retailer 12$1,987 SGD
Retailer 8$2,058 SGD
Retailer 13$2,058 SGD
Retailer 6$2,579 SGD
Retailer 4$2,821 SGD
Retailer 9$3,250 SGD
Retailer 3$3,734 SGD
Retailer 11$3,857 SGD
Retailer 5$4,607 SGD
MOH London$5,908 SGD

35 data points across 13 retailers

11 retailers$1,202 SGD to $5,908 SGD

A
Cheapest Retailer
-
$1,202 SGD
$940 USD
B+
Retailer 2
-
$1,774 SGD
$1,388 USD
View
B+
Retailer 3
-
$1,930 SGD
$1,510 USD
View
B+
Retailer 4
-
$1,987 SGD
$1,554 USD
View
Final sale: no returns
Retailer 5
-
$2,058 SGD
$1,610 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$2,058 SGD
$1,610 USD
View
B+
Retailer 7
-
$2,579 SGD
£1,588 GBP
View
B
Retailer 8
-
$3,250 SGD
$2,542 USD
View
B
Retailer 9
-
$3,734 SGD
$2,921 USD
View
B
Retailer 10
-
$3,857 SGD
$3,017 USD
View
Most Expensive
B
MOH London
LG492136543 · Oct 29
$5,908 SGD
£3,639 GBP
View
10 more retailers have this diamond
Prices start from $1,202 SGDSave up to $4,706 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
$1,202 SGD