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Oval|Lab Grown|IGI

1.85ct F SI1 Oval Lab Grown Diamond

EX • F/SI1 • IGI LG817604265

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG817604265

Diamond specifications and retailer prices

From $272 SGD
$213 USD
As of November 1, 2026
Save $1,080 SGD (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,382 SGD at Michael Trio · As of October 13, 2026
View at Michael Trio

About this 1.85ct lab-grown oval diamond

This 1.85ct lab-grown oval sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG817604265 or 817604265. Listed at 9 retailers as of November 1, 2026, with a 397% 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

1.85
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817604265
Dimensions10.05 × 6.89 × 4.31 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.05 mm6.89 mm1.85 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817604265
Side View
Table 60.0%Crown 36.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.6%

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: $1,382 SGD|Low: $267 SGD|High: $1,405 SGD|Avg: $812 SGD|+9.4%
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7$272 SGD
Retailer 5$316 SGD
Retailer 2$432 SGD
Retailer 4$565 SGD
Retailer 9$776 SGD
Retailer 8$1,085 SGD
Retailer 6$1,089 SGD
Retailer 3$1,352 SGD
Michael Trio$1,382 SGD

32 data points across 9 retailers

9 retailers$272 SGD to $1,352 SGD

A
Cheapest Retailer
-
$272 SGD
$213 USD
A
Retailer 2
-
$316 SGD
$247 USD
View
A
Retailer 3
-
$432 SGD
£266 GBP
View
A
Retailer 4
-
$565 SGD
€421 EUR
View
A
Retailer 5
-
$776 SGD
$607 USD
View
B+
Retailer 6
-
$1,085 SGD
$849 USD
View
B+
Retailer 7
-
$1,089 SGD
$852 USD
View
B+
Retailer 8
-
$1,352 SGD
£833 GBP
View
Most Expensive
Michael Trio
1555502797 · Oct 13
$1,382 SGD
View
Price last confirmed 20 days ago
8 more retailers have this diamond
Prices start from $272 SGDSave up to $1,080 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
1.85ct Oval
$272 SGD